The Number

12642

Twelve Thousand Six Hundred and Forty-Two

In Base 19 Nonadecimal Is

1g0719

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

For more familiar numbers: See Twelve Thousand Six Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12639
1g0419
Twelve Thousand Six Hundred and Thirty-Nine in Base 19 Nonadecimal
12640
1g0519
Twelve Thousand Six Hundred and Forty in Base 19 Nonadecimal
12641
1g0619
Twelve Thousand Six Hundred and Forty-One in Base 19 Nonadecimal
12643
1g0819
Twelve Thousand Six Hundred and Forty-Three in Base 19 Nonadecimal
12644
1g0919
Twelve Thousand Six Hundred and Forty-Four in Base 19 Nonadecimal
12645
1g0a19
Twelve Thousand Six Hundred and Forty-Five in Base 19 Nonadecimal

Scientific Notation

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

1.2642e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000a5g79e4ade2d19

The reciprocal of 12642 in Base 19 Nonadecimal.

Palindrome?

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

The number 1g0719 is not a palindrome.

Not A Prime Number

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

Twelve thousand six hundred and forty-two is a composite number with 24 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twelve thousand six hundred and forty-two is a composite number with 24 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 twelve thousand six hundred and forty-two has the following 4 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
7
719
Seven in Base 19 Nonadecimal
43
2519
Forty-Three in Base 19 Nonadecimal

Prime Factorization

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

2191 · 3191 · 7192 · 25191 = 1g0719

Base Conversions

The number twelve thousand six hundred and forty-two in 35 different bases