The Number

142170

One Hundred and Forty-Two Thousand One Hundred and Seventy

In Base 21 Unovigesimal Is

f78021

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

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

Nearby Numbers

Positive, nonzero integers within three units

142167
f77i21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Seven in Base 21 Unovigesimal
142168
f77j21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Eight in Base 21 Unovigesimal
142169
f77k21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Nine in Base 21 Unovigesimal
142171
f78121
One Hundred and Forty-Two Thousand One Hundred and Seventy-One in Base 21 Unovigesimal
142172
f78221
One Hundred and Forty-Two Thousand One Hundred and Seventy-Two in Base 21 Unovigesimal
142173
f78321
One Hundred and Forty-Two Thousand One Hundred and Seventy-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.

1.42170e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017f5bdkhgk80g21

The reciprocal of 142170 in Base 21 Unovigesimal.

Palindrome?

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

The number f78021 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 one hundred and seventy is a composite number with 32 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 one hundred and seventy 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 one hundred and seventy has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
677
1b521
Six Hundred and Seventy-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 · 3211 · 5211 · 7211 · 1b5211 = f78021

Base Conversions

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