The Number

31280

Thirty-One Thousand Two Hundred and Eighty

In Base 21 Unovigesimal Is

37jb21

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

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

Nearby Numbers

Positive, nonzero integers within three units

31277
37j821
Thirty-One Thousand Two Hundred and Seventy-Seven in Base 21 Unovigesimal
31278
37j921
Thirty-One Thousand Two Hundred and Seventy-Eight in Base 21 Unovigesimal
31279
37ja21
Thirty-One Thousand Two Hundred and Seventy-Nine in Base 21 Unovigesimal
31281
37jc21
Thirty-One Thousand Two Hundred and Eighty-One in Base 21 Unovigesimal
31282
37jd21
Thirty-One Thousand Two Hundred and Eighty-Two in Base 21 Unovigesimal
31283
37je21
Thirty-One Thousand Two 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.

3.1280e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00064bibecgf76821

The reciprocal of 31280 in Base 21 Unovigesimal.

Palindrome?

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

The number 37jb21 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 two hundred and eighty is a composite number with 40 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 two hundred and eighty is a composite number with 40 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 two hundred and eighty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
23
1221
Twenty-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

2214 · 5211 · h211 · 12211 = 37jb21

Base Conversions

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