The Number

142215

One Hundred and Forty-Two Thousand Two Hundred and Fifteen

In Base 21 Unovigesimal Is

f7a321

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

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

Nearby Numbers

Positive, nonzero integers within three units

142212
f7a021
One Hundred and Forty-Two Thousand Two Hundred and Twelve in Base 21 Unovigesimal
142213
f7a121
One Hundred and Forty-Two Thousand Two Hundred and Thirteen in Base 21 Unovigesimal
142214
f7a221
One Hundred and Forty-Two Thousand Two Hundred and Fourteen in Base 21 Unovigesimal
142216
f7a421
One Hundred and Forty-Two Thousand Two Hundred and Sixteen in Base 21 Unovigesimal
142217
f7a521
One Hundred and Forty-Two Thousand Two Hundred and Seventeen in Base 21 Unovigesimal
142218
f7a621
One Hundred and Forty-Two Thousand Two Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

1.42215e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017f1ba41cec8b21

The reciprocal of 142215 in Base 21 Unovigesimal.

Palindrome?

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

The number f7a321 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 two hundred and fifteen 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 two hundred and fifteen 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 two hundred and fifteen has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
499
12g21
Four Hundred and Ninety-Nine in Base 21 Unovigesimal

Prime Factorization

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

3211 · 5211 · j211 · 12g211 = f7a321

Base Conversions

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