The Number

742145

Seven Hundred and Forty-Two Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

3h2i521

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

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

Nearby Numbers

Positive, nonzero integers within three units

742142
3h2i221
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
742143
3h2i321
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
742144
3h2i421
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
742146
3h2i621
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
742147
3h2i721
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
742148
3h2i821
Seven Hundred and Forty-Two Thousand One Hundred and Forty-Eight in Base 21 Unovigesimal

Scientific Notation

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

7.42145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005abi52iig219d21

The reciprocal of 742145 in Base 21 Unovigesimal.

Palindrome?

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

The number 3h2i521 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seven hundred and forty-two thousand one hundred and forty-five 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.

Seven hundred and forty-two thousand one hundred and forty-five 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 seven hundred and forty-two thousand one hundred and forty-five has the following 2 prime factors:

5
521
Five in Base 21 Unovigesimal
148429
g0c121
One Hundred and Forty-Eight Thousand Four Hundred and Twenty-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

5211 · g0c1211 = 3h2i521

Base Conversions

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