# What does the prefix Atto mean?

## What does the prefix Atto mean?

eighteen
Atto (symbol a) is a unit prefix in the metric system denoting a factor of 10−18 or 0.000000000000000001. The unit multiple was adopted at the 12th General Conference on Weights and Measures (CGPM) in Resolution 8. It is derived from the Danish word atten, meaning “eighteen”.

### How many years are in a yotta year?

31 (calendar year). Compare common year, leap year. 2. a period of the same length in other calendars.

#### What is above yotta?

The largest prefixes zetta (10007), and yotta (10008) and, similarly, the descending prefixes zepto (1000−7) and yocto (1000−8) are derived from Latin septem (7) and octo (8) plus the initial letters z and y. The initial letters z and y, appear in the largest SI prefixes.

How big is a yotta?

Yotta is the largest decimal unit prefix in the metric system, denoting a factor of 1024 (1000000000000000000000000), or one septillion. It has the symbol Y. The prefix name is derived from the Latin octo or the Ancient Greek ὀκτώ (oktṓ), meaning eight, because it is equal to 10008.

What comes after zepto?

Table 5. SI prefixes

Factor Name Symbol
10-15 femto f
10-18 atto a
10-21 zepto z
10-24 yocto y

## What is Attometer used for?

an instrument for measuring and recording the quantity of something, as of gas, water, miles, or time.

### Do yotta tickets expire?

Note: Referral bonus tickets are one time, and expire the week after they are used.

#### How does yotta make money?

How does Yotta make money? Yotta works with partner banks that pay a small amount of interest to depositors. This is one of the ways traditional banks typically make money as well. You deposit money into a savings account and earn a small percentage of interest on your funds.

What is between Mega and kilo?

It is important to note that the kilogram is the only SI unit with a prefix as part of its name and symbol….Table 5. SI prefixes.

Factor Name Symbol
109 giga G
106 mega M
103 kilo k
102 hecto h

What is the milli prefix?

Milli (symbol m) is a unit prefix in the metric system denoting a factor of one thousandth (10−3). Proposed in 1793, and adopted in 1795, the prefix comes from the Latin mille, meaning one thousand (the Latin plural is milia). Since 1960, the prefix is part of the International System of Units (SI).

## What is the fastest second?

What is a zeptosecond? A zeptosecond is a trillionth of a billionth of a second. That’s a decimal point followed by 20 zeroes and a 1, and it looks like this: 0.000 000 000 000 000 000 001. The only unit of time shorter than a zeptosecond is a yoctosecond, and Planck time.