The Number

142120

One Hundred and Forty-Two Thousand One Hundred and Twenty

In Base 21 Unovigesimal Is

f75d21

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 Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142117
f75a21
One Hundred and Forty-Two Thousand One Hundred and Seventeen in Base 21 Unovigesimal
142118
f75b21
One Hundred and Forty-Two Thousand One Hundred and Eightteen in Base 21 Unovigesimal
142119
f75c21
One Hundred and Forty-Two Thousand One Hundred and Nineteen in Base 21 Unovigesimal
142121
f75e21
One Hundred and Forty-Two Thousand One Hundred and Twenty-One in Base 21 Unovigesimal
142122
f75f21
One Hundred and Forty-Two Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
142123
f75g21
One Hundred and Forty-Two Thousand One Hundred and Twenty-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.

1.42120e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017fa05b13c36f21

The reciprocal of 142120 in Base 21 Unovigesimal.

Palindrome?

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

The number f75d21 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 twenty is a composite number with 64 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 twenty is a composite number with 64 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 twenty has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal

Prime Factorization

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

2213 · 5211 · b211 · h211 · j211 = f75d21

Base Conversions

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