The Number

31939

Thirty-One Thousand Nine Hundred and Thirty-Nine

In Base 21 Unovigesimal Is

398j21

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

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

Nearby Numbers

Positive, nonzero integers within three units

31936
398g21
Thirty-One Thousand Nine Hundred and Thirty-Six in Base 21 Unovigesimal
31937
398h21
Thirty-One Thousand Nine Hundred and Thirty-Seven in Base 21 Unovigesimal
31938
398i21
Thirty-One Thousand Nine Hundred and Thirty-Eight in Base 21 Unovigesimal
31940
398k21
Thirty-One Thousand Nine Hundred and Forty in Base 21 Unovigesimal
31941
399021
Thirty-One Thousand Nine Hundred and Forty-One in Base 21 Unovigesimal
31942
399121
Thirty-One Thousand Nine Hundred and Forty-Two in Base 21 Unovigesimal

Scientific Notation

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

3.1939e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00061i6ag70380h921

The reciprocal of 31939 in Base 21 Unovigesimal.

Palindrome?

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

The number 398j21 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 nine hundred and thirty-nine is a composite number with 6 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 nine hundred and thirty-nine is a composite number with 6 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 nine hundred and thirty-nine has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
41
1k21
Forty-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

j211 · 1k212 = 398j21

Base Conversions

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