The Number

3128

Three Thousand One Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

71k21

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

For more familiar numbers: See Three Thousand One Hundred and Twenty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

3125
71h21
Three Thousand One Hundred and Twenty-Five in Base 21 Unovigesimal
3126
71i21
Three Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
3127
71j21
Three Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
3129
72021
Three Thousand One Hundred and Twenty-Nine in Base 21 Unovigesimal
3130
72121
Three Thousand One Hundred and Thirty in Base 21 Unovigesimal
3131
72221
Three Thousand One Hundred and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

3.128e3

Reciprocal

A number multiplied with its reciprocal is one.

0.002k3dhbk1k6a121

The reciprocal of 3128 in Base 21 Unovigesimal.

Palindrome?

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

The number 71k21 is not a palindrome.

Not A Prime Number

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

Three thousand one hundred and twenty-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Three thousand one hundred and twenty-eight is a composite number with 16 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 three thousand one hundred and twenty-eight has the following 3 prime factors:

2
221
Two 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

2213 · h211 · 12211 = 71k21

Base Conversions

The number three thousand one hundred and twenty-eight in 35 different bases