The Number

81330

Eighty-One Thousand Three Hundred and Thirty

In Base 7 Septenary Is

4560547

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

For more familiar numbers: See Eighty-One Thousand Three Hundred and Thirty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81327
4560517
Eighty-One Thousand Three Hundred and Twenty-Seven in Base 7 Septenary
81328
4560527
Eighty-One Thousand Three Hundred and Twenty-Eight in Base 7 Septenary
81329
4560537
Eighty-One Thousand Three Hundred and Twenty-Nine in Base 7 Septenary
81331
4560557
Eighty-One Thousand Three Hundred and Thirty-One in Base 7 Septenary
81332
4560567
Eighty-One Thousand Three Hundred and Thirty-Two in Base 7 Septenary
81333
4560607
Eighty-One Thousand Three Hundred and Thirty-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.

8.1330e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000130611251020060353347

The reciprocal of 81330 in Base 7 Septenary.

Palindrome?

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

The number 4560547 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eighty-one thousand three hundred and thirty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Eighty-one thousand three hundred and thirty is a composite number with 16 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 eighty-one thousand three hundred and thirty has the following 4 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
2711
106227
Two Thousand Seven Hundred and Eleven 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 · 1062271 = 4560547

Base Conversions

The number eighty-one thousand three hundred and thirty in 35 different bases