The Number

142345

One Hundred and Forty-Two Thousand Three Hundred and Forty-Five

In Base 21 Unovigesimal Is

f7g721

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

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

Nearby Numbers

Positive, nonzero integers within three units

142342
f7g421
One Hundred and Forty-Two Thousand Three Hundred and Forty-Two in Base 21 Unovigesimal
142343
f7g521
One Hundred and Forty-Two Thousand Three Hundred and Forty-Three in Base 21 Unovigesimal
142344
f7g621
One Hundred and Forty-Two Thousand Three Hundred and Forty-Four in Base 21 Unovigesimal
142346
f7g821
One Hundred and Forty-Two Thousand Three Hundred and Forty-Six in Base 21 Unovigesimal
142347
f7g921
One Hundred and Forty-Two Thousand Three Hundred and Forty-Seven in Base 21 Unovigesimal
142348
f7ga21
One Hundred and Forty-Two Thousand Three Hundred and Forty-Eight in Base 21 Unovigesimal

Scientific Notation

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

1.42345e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017eakca9k73ij21

The reciprocal of 142345 in Base 21 Unovigesimal.

Palindrome?

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

The number f7g721 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 three hundred and forty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand three hundred and forty-five is a composite number with 16 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 three hundred and forty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
83
3k21
Eighty-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

5211 · 7213 · 3k211 = f7g721

Base Conversions

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