The Number

142649

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

In Base 21 Unovigesimal Is

f89h21

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

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

Nearby Numbers

Positive, nonzero integers within three units

142646
f89e21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Six in Base 21 Unovigesimal
142647
f89f21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Seven in Base 21 Unovigesimal
142648
f89g21
One Hundred and Forty-Two Thousand Six Hundred and Forty-Eight in Base 21 Unovigesimal
142650
f89i21
One Hundred and Forty-Two Thousand Six Hundred and Fifty in Base 21 Unovigesimal
142651
f89j21
One Hundred and Forty-Two Thousand Six Hundred and Fifty-One in Base 21 Unovigesimal
142652
f89k21
One Hundred and Forty-Two Thousand Six Hundred and Fifty-Two in Base 21 Unovigesimal

Scientific Notation

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

1.42649e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017d50703f3a0c21

The reciprocal of 142649 in Base 21 Unovigesimal.

Palindrome?

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

The number f89h21 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 six hundred and forty-nine is a composite number with 4 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 six hundred and forty-nine is a composite number with 4 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 six hundred and forty-nine has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
10973
13ib21
Ten Thousand Nine Hundred and Seventy-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

d211 · 13ib211 = f89h21

Base Conversions

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