The Number

21248

Twenty-One Thousand Two Hundred and Forty-Eight

In Base 7 Septenary Is

1156437

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

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

Nearby Numbers

Positive, nonzero integers within three units

21245
1156407
Twenty-One Thousand Two Hundred and Forty-Five in Base 7 Septenary
21246
1156417
Twenty-One Thousand Two Hundred and Forty-Six in Base 7 Septenary
21247
1156427
Twenty-One Thousand Two Hundred and Forty-Seven in Base 7 Septenary
21249
1156447
Twenty-One Thousand Two Hundred and Forty-Nine in Base 7 Septenary
21250
1156457
Twenty-One Thousand Two Hundred and Fifty in Base 7 Septenary
21251
1156467
Twenty-One Thousand Two Hundred and Fifty-One in Base 7 Septenary

Scientific Notation

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

2.1248e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000053521130003505014517

The reciprocal of 21248 in Base 7 Septenary.

Palindrome?

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

The number 1156437 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 two hundred and forty-eight is a composite number with 18 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 two hundred and forty-eight is a composite number with 18 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 two hundred and forty-eight has the following 2 prime factors:

2
27
Two in Base 7 Septenary
83
1467
Eighty-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

278 · 14671 = 1156437

Base Conversions

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