The Number

155021

One Hundred and Fifty-Five Thousand and Twenty-One

In Base 7 Septenary Is

12136467

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

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

Nearby Numbers

Positive, nonzero integers within three units

155018
12136437
One Hundred and Fifty-Five Thousand and Eightteen in Base 7 Septenary
155019
12136447
One Hundred and Fifty-Five Thousand and Nineteen in Base 7 Septenary
155020
12136457
One Hundred and Fifty-Five Thousand and Twenty in Base 7 Septenary
155022
12136507
One Hundred and Fifty-Five Thousand and Twenty-Two in Base 7 Septenary
155023
12136517
One Hundred and Fifty-Five Thousand and Twenty-Three in Base 7 Septenary
155024
12136527
One Hundred and Fifty-Five Thousand and Twenty-Four in Base 7 Septenary

Scientific Notation

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

1.55021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000052121134660245030047

The reciprocal of 155021 in Base 7 Septenary.

Palindrome?

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

The number 12136467 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 fifty-five thousand and twenty-one 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 fifty-five thousand and twenty-one 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 fifty-five thousand and twenty-one has the following 3 prime factors:

19
257
Nineteen in Base 7 Septenary
41
567
Forty-One in Base 7 Septenary
199
4037
One Hundred and Ninety-Nine in Base 7 Septenary

Prime Factorization

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

2571 · 5671 · 40371 = 12136467

Base Conversions

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