The Number

40145

Forty Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

470e21

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

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

Nearby Numbers

Positive, nonzero integers within three units

40142
470b21
Forty Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
40143
470c21
Forty Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
40144
470d21
Forty Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
40146
470f21
Forty Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
40147
470g21
Forty Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
40148
470h21
Forty Thousand One Hundred and Forty-Eight in Base 21 Unovigesimal

Scientific Notation

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

4.0145e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004hf8c3b11b2ki21

The reciprocal of 40145 in Base 21 Unovigesimal.

Palindrome?

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

The number 470e21 is not a palindrome.

Not A Prime Number

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

Forty thousand one hundred and forty-five 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.

Forty thousand one hundred and forty-five 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 forty thousand one hundred and forty-five has the following 4 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

5211 · 7211 · 1a211 · 1g211 = 470e21

Base Conversions

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