The Number

81442

Eighty-One Thousand Four Hundred and Forty-Two

In Base 7 Septenary Is

4563047

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

For more familiar numbers: See Eighty-One Thousand Four Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81439
4563017
Eighty-One Thousand Four Hundred and Thirty-Nine in Base 7 Septenary
81440
4563027
Eighty-One Thousand Four Hundred and Forty in Base 7 Septenary
81441
4563037
Eighty-One Thousand Four Hundred and Forty-One in Base 7 Septenary
81443
4563057
Eighty-One Thousand Four Hundred and Forty-Three in Base 7 Septenary
81444
4563067
Eighty-One Thousand Four Hundred and Forty-Four in Base 7 Septenary
81445
4563107
Eighty-One Thousand Four Hundred and Forty-Five in Base 7 Septenary

Scientific Notation

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

8.1442e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000130532645641435116337

The reciprocal of 81442 in Base 7 Septenary.

Palindrome?

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

The number 4563047 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 four hundred and forty-two 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.

Eighty-one thousand four hundred and forty-two 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 eighty-one thousand four hundred and forty-two has the following 3 prime factors:

2
27
Two in Base 7 Septenary
43
617
Forty-Three in Base 7 Septenary
947
25227
Nine Hundred and Forty-Seven 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 · 6171 · 252271 = 4563047

Base Conversions

The number eighty-one thousand four hundred and forty-two in 35 different bases