The Number

121009

One Hundred and Twenty-One Thousand and Nine

In Base 7 Septenary Is

10125407

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

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

Nearby Numbers

Positive, nonzero integers within three units

121006
10125347
One Hundred and Twenty-One Thousand and Six in Base 7 Septenary
121007
10125357
One Hundred and Twenty-One Thousand and Seven in Base 7 Septenary
121008
10125367
One Hundred and Twenty-One Thousand and Eight in Base 7 Septenary
121010
10125417
One Hundred and Twenty-One Thousand and Ten in Base 7 Septenary
121011
10125427
One Hundred and Twenty-One Thousand and Eleven in Base 7 Septenary
121012
10125437
One Hundred and Twenty-One Thousand 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.

1.21009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000065432220324066202627

The reciprocal of 121009 in Base 7 Septenary.

Palindrome?

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

The number 10125407 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-one thousand 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-one thousand 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-one thousand and nine has the following 3 prime factors:

7
107
Seven in Base 7 Septenary
59
1137
Fifty-Nine in Base 7 Septenary
293
5667
Two Hundred and Ninety-Three in Base 7 Septenary

Prime Factorization

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

1071 · 11371 · 56671 = 10125407

Base Conversions

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