The Number

490

Four Hundred and Ninety

In Base 7 Septenary Is

13007

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

For more familiar numbers: See Four Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

487
12647
Four Hundred and Eighty-Seven in Base 7 Septenary
488
12657
Four Hundred and Eighty-Eight in Base 7 Septenary
489
12667
Four Hundred and Eighty-Nine in Base 7 Septenary
491
13017
Four Hundred and Ninety-One in Base 7 Septenary
492
13027
Four Hundred and Ninety-Two in Base 7 Septenary
493
13037
Four 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.

4.90e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00046204620462046204637

The reciprocal of 490 in Base 7 Septenary.

Palindrome?

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

The number 13007 is not a palindrome.

Not A Prime Number

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

Four hundred and ninety is a composite number with 12 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Four hundred and ninety is a composite number with 12 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 four hundred and ninety has the following 3 prime factors:

2
27
Two in Base 7 Septenary
5
57
Five in Base 7 Septenary
7
107
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 · 571 · 1072 = 13007

Base Conversions

The number four hundred and ninety in 35 different bases