The Number

12720

Twelve Thousand Seven Hundred and Twenty

In Base 7 Septenary Is

520417

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

For more familiar numbers: See Twelve Thousand Seven Hundred and Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12717
520357
Twelve Thousand Seven Hundred and Seventeen in Base 7 Septenary
12718
520367
Twelve Thousand Seven Hundred and Eightteen in Base 7 Septenary
12719
520407
Twelve Thousand Seven Hundred and Nineteen in Base 7 Septenary
12721
520427
Twelve Thousand Seven Hundred and Twenty-One in Base 7 Septenary
12722
520437
Twelve Thousand Seven Hundred and Twenty-Two in Base 7 Septenary
12723
520447
Twelve Thousand Seven Hundred and Twenty-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.

1.2720e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000121513113365224342347

The reciprocal of 12720 in Base 7 Septenary.

Palindrome?

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

The number 520417 is not a palindrome.

Not A Prime Number

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

Twelve thousand seven hundred and twenty is a composite number with 40 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twelve thousand seven hundred and twenty is a composite number with 40 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 twelve thousand seven hundred and twenty 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
53
1047
Fifty-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

274 · 371 · 571 · 10471 = 520417

Base Conversions

The number twelve thousand seven hundred and twenty in 35 different bases