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Powers of 10

Tool to find the number or the name of powers of 10. The International Unit System uses prefixes that simplify the use of powers of ten (k = kilo = 10^3 = 1000)

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Powers of 10 -

Tag(s) : Mathematics, Notation System

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# Powers of 10

## Powers of 10 Converter

Tool to find the number or the name of powers of 10. The International Unit System uses prefixes that simplify the use of powers of ten (k = kilo = 10^3 = 1000)

### What is the list of the powers of 10?

The table of prefixes for powers of 10 from the International System of Unit (ISU) is:

-Prefix NameISU PrefixValueCommon Name
1024YottaY1000000000000000000000000
1021ZetaZ1000000000000000000000
1018ExaE1000000000000000000
1015PetaP1000000000000000
1012TeraT1000000000000one thousand billion
109GigaG1000000000one billion
106MegaM1000000one million
103kilok1000one thousand
102hectoh100one hundred
1001one
10-1decid0.1one tenth
10-2centic0.01one hundredth
10-3millim0.001one thousandth
10-6microµ0.000001one millionth
10-9nanon0.000000001one billionth
10-12picop0.000000000001
10-15femtof0.000000000000001
10-18attoa0.000000000000000001
10-21zeptoz0.000000000000000000001
10-24yoctoy0.000000000000000000000001

It is possible to code a message:

Example: DCODE with -1,-2,0,-1,18 or dc0dE

### What are the letters for representing powers of 10 ?

Letters are Y Z E P T G M k h d c m µ n p f a z y.

### What is the myria- prefix ?

The prefix myria- (as in myriad) is obsolete, it meant $10 ^ 4 = 10,000$

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