The Number

400145

Four Hundred Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

2147b21

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

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

Nearby Numbers

Positive, nonzero integers within three units

400142
2147821
Four Hundred Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
400143
2147921
Four Hundred Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
400144
2147a21
Four Hundred Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
400146
2147c21
Four Hundred Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
400147
2147d21
Four Hundred Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
400148
2147e21
Four Hundred 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.

4.00145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a471ibg88e2jd21

The reciprocal of 400145 in Base 21 Unovigesimal.

Palindrome?

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

The number 2147b21 is not a palindrome.

Not A Prime Number

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

Four hundred thousand one hundred and forty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred thousand one hundred and forty-five is a composite number with 8 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 four hundred thousand one hundred and forty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
191
9221
One Hundred and Ninety-One in Base 21 Unovigesimal
419
jk21
Four Hundred and Nineteen 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 · 92211 · jk211 = 2147b21

Base Conversions

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