The Number

490861

Four Hundred and Ninety Thousand Eight Hundred and Sixty-One

In Base 21 Unovigesimal Is

2b01721

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

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

Nearby Numbers

Positive, nonzero integers within three units

490858
2b01421
Four Hundred and Ninety Thousand Eight Hundred and Fifty-Eight in Base 21 Unovigesimal
490859
2b01521
Four Hundred and Ninety Thousand Eight Hundred and Fifty-Nine in Base 21 Unovigesimal
490860
2b01621
Four Hundred and Ninety Thousand Eight Hundred and Sixty in Base 21 Unovigesimal
490862
2b01821
Four Hundred and Ninety Thousand Eight Hundred and Sixty-Two in Base 21 Unovigesimal
490863
2b01921
Four Hundred and Ninety Thousand Eight Hundred and Sixty-Three in Base 21 Unovigesimal
490864
2b01a21
Four Hundred and Ninety Thousand Eight Hundred and Sixty-Four in Base 21 Unovigesimal

Scientific Notation

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

4.90861e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000086f52840f1h921

The reciprocal of 490861 in Base 21 Unovigesimal.

Palindrome?

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

The number 2b01721 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 sixty-one 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.

Four hundred and ninety thousand eight hundred and sixty-one 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 four hundred and ninety thousand eight hundred and sixty-one has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
70123
7c0421
Seventy Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal

Prime Factorization

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

7211 · 7c04211 = 2b01721

Base Conversions

The number four hundred and ninety thousand eight hundred and sixty-one in 35 different bases