The Number

142166

One Hundred and Forty-Two Thousand One Hundred and Sixty-Six

In Base 21 Unovigesimal Is

f77h21

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 Sixty-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142163
f77e21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Three in Base 21 Unovigesimal
142164
f77f21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Four in Base 21 Unovigesimal
142165
f77g21
One Hundred and Forty-Two Thousand One Hundred and Sixty-Five in Base 21 Unovigesimal
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

Scientific Notation

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

1.42166e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017f5j33i8867b21

The reciprocal of 142166 in Base 21 Unovigesimal.

Palindrome?

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

The number f77h21 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 sixty-six is a composite number with 8 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 sixty-six is a composite number with 8 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 sixty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal
2293
54421
Two Thousand Two Hundred and Ninety-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

2211 · 1a211 · 544211 = f77h21

Base Conversions

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