The Number

31009

Thirty-One Thousand and Nine

In Base 21 Unovigesimal Is

376d21

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

For more familiar numbers: See Thirty-One Thousand and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

31006
376a21
Thirty-One Thousand and Six in Base 21 Unovigesimal
31007
376b21
Thirty-One Thousand and Seven in Base 21 Unovigesimal
31008
376c21
Thirty-One Thousand and Eight in Base 21 Unovigesimal
31010
376e21
Thirty-One Thousand and Ten in Base 21 Unovigesimal
31011
376f21
Thirty-One Thousand and Eleven in Base 21 Unovigesimal
31012
376g21
Thirty-One Thousand and Twelve in Base 21 Unovigesimal

Scientific Notation

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

3.1009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00065ehg2aiee3c21

The reciprocal of 31009 in Base 21 Unovigesimal.

Palindrome?

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

The number 376d21 is not a palindrome.

Not A Prime Number

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

Thirty-one thousand and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand and nine is a composite number with 4 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 thirty-one thousand and nine has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
2819
68521
Two Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal

Prime Factorization

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

b211 · 685211 = 376d21

Base Conversions

The number thirty-one thousand and nine in 35 different bases