The Number

561

Five Hundred and Sixty-One

In Base 7 Septenary Is

14317

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

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

Nearby Numbers

Positive, nonzero integers within three units

558
14257
Five Hundred and Fifty-Eight in Base 7 Septenary
559
14267
Five Hundred and Fifty-Nine in Base 7 Septenary
560
14307
Five Hundred and Sixty in Base 7 Septenary
562
14327
Five Hundred and Sixty-Two in Base 7 Septenary
563
14337
Five Hundred and Sixty-Three in Base 7 Septenary
564
14347
Five Hundred and Sixty-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.

5.61e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00041646636413021166557

The reciprocal of 561 in Base 7 Septenary.

Palindrome?

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

The number 14317 is not a palindrome.

Not A Prime Number

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

Five hundred and sixty-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.

Five hundred and sixty-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 five hundred and sixty-one has the following 3 prime factors:

3
37
Three in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
17
237
Seventeen in Base 7 Septenary

Prime Factorization

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

371 · 1471 · 2371 = 14317

Base Conversions

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