The Number

20808

Twenty Thousand Eight Hundred and Eight

In Base 7 Septenary Is

1144447

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

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

Nearby Numbers

Positive, nonzero integers within three units

20805
1144417
Twenty Thousand Eight Hundred and Five in Base 7 Septenary
20806
1144427
Twenty Thousand Eight Hundred and Six in Base 7 Septenary
20807
1144437
Twenty Thousand Eight Hundred and Seven in Base 7 Septenary
20809
1144457
Twenty Thousand Eight Hundred and Nine in Base 7 Septenary
20810
1144467
Twenty Thousand Eight Hundred and Ten in Base 7 Septenary
20811
1144507
Twenty Thousand Eight Hundred and Eleven in Base 7 Septenary

Scientific Notation

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

2.0808e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000054402214413425142437

The reciprocal of 20808 in Base 7 Septenary.

Palindrome?

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

The number 1144447 is not a palindrome.

Not A Prime Number

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

Twenty thousand eight hundred and eight is a composite number with 36 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and eight is a composite number with 36 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 twenty thousand eight hundred and eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three 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

273 · 372 · 2372 = 1144447

Base Conversions

The number twenty thousand eight hundred and eight in 35 different bases