The Number

490845

Four Hundred and Ninety Thousand Eight Hundred and Forty-Five

In Base 21 Unovigesimal Is

2b00c21

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

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

Nearby Numbers

Positive, nonzero integers within three units

490842
2b00921
Four Hundred and Ninety Thousand Eight Hundred and Forty-Two in Base 21 Unovigesimal
490843
2b00a21
Four Hundred and Ninety Thousand Eight Hundred and Forty-Three in Base 21 Unovigesimal
490844
2b00b21
Four Hundred and Ninety Thousand Eight Hundred and Forty-Four in Base 21 Unovigesimal
490846
2b00d21
Four Hundred and Ninety Thousand Eight Hundred and Forty-Six in Base 21 Unovigesimal
490847
2b00e21
Four Hundred and Ninety Thousand Eight Hundred and Forty-Seven in Base 21 Unovigesimal
490848
2b00f21
Four Hundred and Ninety Thousand Eight 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.

4.90845e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086f7d2i1g83k921

The reciprocal of 490845 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b00c21 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 and ninety thousand eight 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.

Four hundred and ninety thousand eight 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 four hundred and ninety thousand eight hundred and forty-five has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
761
1f521
Seven Hundred and Sixty-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

3211 · 5211 · 21211 · 1f5211 = 2b00c21

Base Conversions

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