The Number

165990

One Hundred and Sixty-Five Thousand Nine Hundred and Ninety

In Base 7 Septenary Is

12606367

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

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

Nearby Numbers

Positive, nonzero integers within three units

165987
12606337
One Hundred and Sixty-Five Thousand Nine Hundred and Eighty-Seven in Base 7 Septenary
165988
12606347
One Hundred and Sixty-Five Thousand Nine Hundred and Eighty-Eight in Base 7 Septenary
165989
12606357
One Hundred and Sixty-Five Thousand Nine Hundred and Eighty-Nine in Base 7 Septenary
165991
12606407
One Hundred and Sixty-Five Thousand Nine Hundred and Ninety-One in Base 7 Septenary
165992
12606417
One Hundred and Sixty-Five Thousand Nine Hundred and Ninety-Two in Base 7 Septenary
165993
12606427
One Hundred and Sixty-Five Thousand Nine Hundred and Ninety-Three in Base 7 Septenary

Scientific Notation

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

1.65990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000046505216205364632047

The reciprocal of 165990 in Base 7 Septenary.

Palindrome?

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

The number 12606367 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 sixty-five thousand nine hundred and ninety is a composite number with 32 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 sixty-five thousand nine hundred and ninety is a composite number with 32 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 sixty-five thousand nine hundred and ninety has the following 5 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
503
13167
Five Hundred and 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

271 · 371 · 571 · 1471 · 131671 = 12606367

Base Conversions

The number one hundred and sixty-five thousand nine hundred and ninety in 35 different bases