The Number

102742

One Hundred and Two Thousand Seven Hundred and Forty-Two

In Base 21 Unovigesimal Is

b1ka21

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

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

Nearby Numbers

Positive, nonzero integers within three units

102739
b1k721
One Hundred and Two Thousand Seven Hundred and Thirty-Nine in Base 21 Unovigesimal
102740
b1k821
One Hundred and Two Thousand Seven Hundred and Forty in Base 21 Unovigesimal
102741
b1k921
One Hundred and Two Thousand Seven Hundred and Forty-One in Base 21 Unovigesimal
102743
b1kb21
One Hundred and Two Thousand Seven Hundred and Forty-Three in Base 21 Unovigesimal
102744
b1kc21
One Hundred and Two Thousand Seven Hundred and Forty-Four in Base 21 Unovigesimal
102745
b1kd21
One Hundred and Two Thousand Seven Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

1.02742e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001ifg4774jgkjj21

The reciprocal of 102742 in Base 21 Unovigesimal.

Palindrome?

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

The number b1ka21 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 two thousand seven hundred and forty-two 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 two thousand seven hundred and forty-two 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 two thousand seven hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal
1093
2a121
One Thousand 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 · 25211 · 2a1211 = b1ka21

Base Conversions

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