The Number

231380

Two Hundred and Thirty-One Thousand Three Hundred and Eighty

In Base 21 Unovigesimal Is

13ke221

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

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

Nearby Numbers

Positive, nonzero integers within three units

231377
13kdk21
Two Hundred and Thirty-One Thousand Three Hundred and Seventy-Seven in Base 21 Unovigesimal
231378
13ke021
Two Hundred and Thirty-One Thousand Three Hundred and Seventy-Eight in Base 21 Unovigesimal
231379
13ke121
Two Hundred and Thirty-One Thousand Three Hundred and Seventy-Nine in Base 21 Unovigesimal
231381
13ke321
Two Hundred and Thirty-One Thousand Three Hundred and Eighty-One in Base 21 Unovigesimal
231382
13ke421
Two Hundred and Thirty-One Thousand Three Hundred and Eighty-Two in Base 21 Unovigesimal
231383
13ke521
Two Hundred and Thirty-One Thousand Three Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

2.31380e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000hde28fadf3h921

The reciprocal of 231380 in Base 21 Unovigesimal.

Palindrome?

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

The number 13ke221 is not a palindrome.

Not A Prime Number

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

Two hundred and thirty-one thousand three hundred and eighty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirty-one thousand three hundred and eighty is a composite number with 24 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 two hundred and thirty-one thousand three hundred and eighty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
503
12k21
Five Hundred and Three in Base 21 Unovigesimal

Prime Factorization

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

2212 · 5211 · 12211 · 12k211 = 13ke221

Base Conversions

The number two hundred and thirty-one thousand three hundred and eighty in 35 different bases