The Number

77990

Seventy-Seven Thousand Nine Hundred and Ninety

In Base 21 Unovigesimal Is

88hh21

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

For more familiar numbers: See Seventy-Seven Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

77987
88he21
Seventy-Seven Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
77988
88hf21
Seventy-Seven Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
77989
88hg21
Seventy-Seven Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
77991
88hi21
Seventy-Seven Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
77992
88hj21
Seventy-Seven Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
77993
88hk21
Seventy-Seven Thousand Nine Hundred and Ninety-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.

7.7990e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002a7ehd48gfbbb21

The reciprocal of 77990 in Base 21 Unovigesimal.

Palindrome?

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

The number 88hh21 is not a palindrome.

Not A Prime Number

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

Seventy-seven thousand nine hundred and ninety 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.

Seventy-seven thousand nine hundred and ninety 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 seventy-seven thousand nine hundred and ninety has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
709
1cg21
Seven Hundred and Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · 5211 · b211 · 1cg211 = 88hh21

Base Conversions

The number seventy-seven thousand nine hundred and ninety in 35 different bases