The Number

312997

Three Hundred and Twelve Thousand Nine Hundred and Ninety-Seven

In Base 21 Unovigesimal Is

1cgfd21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Three Hundred and Twelve Thousand Nine Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

312994
1cgfa21
Three Hundred and Twelve Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal
312995
1cgfb21
Three Hundred and Twelve Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
312996
1cgfc21
Three Hundred and Twelve Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
312998
1cgfe21
Three Hundred and Twelve Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal
312999
1cgff21
Three Hundred and Twelve Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
313000
1cgfg21
Three Hundred and Thirteen Thousand in Base 21 Unovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

3.12997e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d106k572169921

The reciprocal of 312997 in Base 21 Unovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1cgfd21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Three hundred and twelve thousand nine hundred and ninety-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Three hundred and twelve thousand nine hundred and ninety-seven is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number three hundred and twelve thousand nine hundred and ninety-seven has the following 3 prime factors:

29
1821
Twenty-Nine in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
251
bk21
Two Hundred and Fifty-One in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

18211 · 21211 · bk211 = 1cgfd21

Base Conversions

The number three hundred and twelve thousand nine hundred and ninety-seven in 35 different bases