The Number

129909

One Hundred and Twenty-Nine Thousand Nine Hundred and Nine

In Base 7 Septenary Is

10505137

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

129906
10505107
One Hundred and Twenty-Nine Thousand Nine Hundred and Six in Base 7 Septenary
129907
10505117
One Hundred and Twenty-Nine Thousand Nine Hundred and Seven in Base 7 Septenary
129908
10505127
One Hundred and Twenty-Nine Thousand Nine Hundred and Eight in Base 7 Septenary
129910
10505147
One Hundred and Twenty-Nine Thousand Nine Hundred and Ten in Base 7 Septenary
129911
10505157
One Hundred and Twenty-Nine Thousand Nine Hundred and Eleven in Base 7 Septenary
129912
10505167
One Hundred and Twenty-Nine Thousand Nine Hundred and Twelve in Base 7 Septenary

Scientific Notation

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

1.29909e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000062242601042335414527

The reciprocal of 129909 in Base 7 Septenary.

Palindrome?

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

The number 10505137 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 nine hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

One hundred and twenty-nine thousand nine hundred and nine 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 twenty-nine thousand nine hundred and nine has the following 3 prime factors:

3
37
Three in Base 7 Septenary
13
167
Thirteen in Base 7 Septenary
3331
124667
Three Thousand Three Hundred and Thirty-One in Base 7 Septenary

Prime Factorization

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

371 · 1671 · 1246671 = 10505137

Base Conversions

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