The Number

142720

One Hundred and Forty-Two Thousand Seven Hundred and Twenty

In Base 31 Untrigesimal Is

4ofr31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

142717
4ofo31
One Hundred and Forty-Two Thousand Seven Hundred and Seventeen in Base 31 Untrigesimal
142718
4ofp31
One Hundred and Forty-Two Thousand Seven Hundred and Eightteen in Base 31 Untrigesimal
142719
4ofq31
One Hundred and Forty-Two Thousand Seven Hundred and Nineteen in Base 31 Untrigesimal
142721
4ofs31
One Hundred and Forty-Two Thousand Seven Hundred and Twenty-One in Base 31 Untrigesimal
142722
4oft31
One Hundred and Forty-Two Thousand Seven Hundred and Twenty-Two in Base 31 Untrigesimal
142723
4ofu31
One Hundred and Forty-Two Thousand Seven Hundred and Twenty-Three in Base 31 Untrigesimal

Scientific Notation

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

1.42720e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0006eifb63j7qlf31

The reciprocal of 142720 in Base 31 Untrigesimal.

Palindrome?

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

The number 4ofr31 is not a palindrome.

Not A Prime Number

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

One hundred and forty-two thousand seven hundred and twenty is a composite number with 32 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand seven hundred and twenty is a composite number with 32 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 hundred and forty-two thousand seven hundred and twenty has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
223
7631
Two Hundred and Twenty-Three in Base 31 Untrigesimal

Prime Factorization

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

2317 · 5311 · 76311 = 4ofr31

Base Conversions

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