The Number

129172

One Hundred and Twenty-Nine Thousand One Hundred and Seventy-Two

In Base 18 Octodecimal Is

142c418

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

129169
142c118
One Hundred and Twenty-Nine Thousand One Hundred and Sixty-Nine in Base 18 Octodecimal
129170
142c218
One Hundred and Twenty-Nine Thousand One Hundred and Seventy in Base 18 Octodecimal
129171
142c318
One Hundred and Twenty-Nine Thousand One Hundred and Seventy-One in Base 18 Octodecimal
129173
142c518
One Hundred and Twenty-Nine Thousand One Hundred and Seventy-Three in Base 18 Octodecimal
129174
142c618
One Hundred and Twenty-Nine Thousand One Hundred and Seventy-Four in Base 18 Octodecimal
129175
142c718
One Hundred and Twenty-Nine Thousand One Hundred and Seventy-Five in Base 18 Octodecimal

Scientific Notation

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

1.29172e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000eb5a57af2e0he18

The reciprocal of 129172 in Base 18 Octodecimal.

Palindrome?

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

The number 142c418 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 twenty-nine thousand one hundred and seventy-two is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-nine thousand one hundred and seventy-two is a composite number with 12 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 twenty-nine thousand one hundred and seventy-two has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
43
2718
Forty-Three in Base 18 Octodecimal
751
25d18
Seven Hundred and Fifty-One in Base 18 Octodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2182 · 27181 · 25d181 = 142c418

Base Conversions

The number one hundred and twenty-nine thousand one hundred and seventy-two in 35 different bases