The Number

21824

Twenty-One Thousand Eight Hundred and Twenty-Four

In Base 7 Septenary Is

1204257

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

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

Nearby Numbers

Positive, nonzero integers within three units

21821
1204227
Twenty-One Thousand Eight Hundred and Twenty-One in Base 7 Septenary
21822
1204237
Twenty-One Thousand Eight Hundred and Twenty-Two in Base 7 Septenary
21823
1204247
Twenty-One Thousand Eight Hundred and Twenty-Three in Base 7 Septenary
21825
1204267
Twenty-One Thousand Eight Hundred and Twenty-Five in Base 7 Septenary
21826
1204307
Twenty-One Thousand Eight Hundred and Twenty-Six in Base 7 Septenary
21827
1204317
Twenty-One Thousand Eight Hundred and Twenty-Seven in Base 7 Septenary

Scientific Notation

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

2.1824e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000052510221266314641157

The reciprocal of 21824 in Base 7 Septenary.

Palindrome?

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

The number 1204257 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand eight hundred and twenty-four is a composite number with 28 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and twenty-four is a composite number with 28 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-one thousand eight hundred and twenty-four has the following 3 prime factors:

2
27
Two in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
31
437
Thirty-One in Base 7 Septenary

Prime Factorization

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

276 · 1471 · 4371 = 1204257

Base Conversions

The number twenty-one thousand eight hundred and twenty-four in 35 different bases