The Number

31021

Thirty-One Thousand and Twenty-One

In Base 13 Tridecimal Is

1117313

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

31018
1117013
Thirty-One Thousand and Eightteen in Base 13 Tridecimal
31019
1117113
Thirty-One Thousand and Nineteen in Base 13 Tridecimal
31020
1117213
Thirty-One Thousand and Twenty in Base 13 Tridecimal
31022
1117413
Thirty-One Thousand and Twenty-Two in Base 13 Tridecimal
31023
1117513
Thirty-One Thousand and Twenty-Three in Base 13 Tridecimal
31024
1117613
Thirty-One Thousand and Twenty-Four in Base 13 Tridecimal

Scientific Notation

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

3.1021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000bc7a108547363913

The reciprocal of 31021 in Base 13 Tridecimal.

Palindrome?

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

The number 1117313 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 twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand and twenty-one 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 twenty-one has the following 2 prime factors:

67
5213
Sixty-Seven in Base 13 Tridecimal
463
29813
Four Hundred and Sixty-Three in Base 13 Tridecimal

Prime Factorization

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

52131 · 298131 = 1117313

Base Conversions

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