The Number

12142

Twelve Thousand One Hundred and Forty-Two

In Base 21 Unovigesimal Is

16b421

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

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

Nearby Numbers

Positive, nonzero integers within three units

12139
16b121
Twelve Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
12140
16b221
Twelve Thousand One Hundred and Forty in Base 21 Unovigesimal
12141
16b321
Twelve Thousand One Hundred and Forty-One in Base 21 Unovigesimal
12143
16b521
Twelve Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
12144
16b621
Twelve Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
12145
16b721
Twelve Thousand One Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

1.2142e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000g07c8cbabia321

The reciprocal of 12142 in Base 21 Unovigesimal.

Palindrome?

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

The number 16b421 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 one hundred and forty-two 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.

Twelve thousand one hundred and forty-two 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 twelve thousand one hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
467
11521
Four Hundred and Sixty-Seven 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 · d211 · 115211 = 16b421

Base Conversions

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