The Number

81149

Eighty-One Thousand One Hundred and Forty-Nine

In Base 21 Unovigesimal Is

8g0521

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

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

Nearby Numbers

Positive, nonzero integers within three units

81146
8g0221
Eighty-One Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
81147
8g0321
Eighty-One Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
81148
8g0421
Eighty-One Thousand One Hundred and Forty-Eight in Base 21 Unovigesimal
81150
8g0621
Eighty-One Thousand One Hundred and Fifty in Base 21 Unovigesimal
81151
8g0721
Eighty-One Thousand One Hundred and Fifty-One in Base 21 Unovigesimal
81152
8g0821
Eighty-One Thousand One Hundred and Fifty-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.

8.1149e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000286ihabf9f4b221

The reciprocal of 81149 in Base 21 Unovigesimal.

Palindrome?

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

The number 8g0521 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand one hundred and forty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand one hundred and forty-nine is a composite number with 4 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 eighty-one thousand one hundred and forty-nine has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
4271
9e821
Four Thousand Two Hundred and Seventy-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 · 9e8211 = 8g0521

Base Conversions

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