The Number

1490

One Thousand Four Hundred and Ninety

In Base 21 Unovigesimal Is

37k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

1487
37h21
One Thousand Four Hundred and Eighty-Seven in Base 21 Unovigesimal
1488
37i21
One Thousand Four Hundred and Eighty-Eight in Base 21 Unovigesimal
1489
37j21
One Thousand Four Hundred and Eighty-Nine in Base 21 Unovigesimal
1491
38021
One Thousand Four Hundred and Ninety-One in Base 21 Unovigesimal
1492
38121
One Thousand Four Hundred and Ninety-Two in Base 21 Unovigesimal
1493
38221
One Thousand Four Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

1.490e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0064b0357g1eh1721

The reciprocal of 1490 in Base 21 Unovigesimal.

Palindrome?

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

The number 37k21 is not a palindrome.

Not A Prime Number

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

One thousand four hundred and ninety 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.

One thousand four hundred and ninety 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 one thousand four hundred and ninety has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
149
7221
One Hundred and Forty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · 5211 · 72211 = 37k21

Base Conversions

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