The Number

745142

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

In Base 21 Unovigesimal Is

3h9dk21

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

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

Nearby Numbers

Positive, nonzero integers within three units

745139
3h9dh21
Seven Hundred and Forty-Five Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
745140
3h9di21
Seven Hundred and Forty-Five Thousand One Hundred and Forty in Base 21 Unovigesimal
745141
3h9dj21
Seven Hundred and Forty-Five Thousand One Hundred and Forty-One in Base 21 Unovigesimal
745143
3h9e021
Seven Hundred and Forty-Five Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
745144
3h9e121
Seven Hundred and Forty-Five Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
745145
3h9e221
Seven Hundred and Forty-Five Thousand One 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.

7.45142e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005a225b74ib6h521

The reciprocal of 745142 in Base 21 Unovigesimal.

Palindrome?

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

The number 3h9dk21 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-five thousand one 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.

Seven hundred and forty-five thousand one 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 seven hundred and forty-five thousand one hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
19609
229g21
Nineteen Thousand Six Hundred and 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

2211 · j211 · 229g211 = 3h9dk21

Base Conversions

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