The Number

21049

Twenty-One Thousand and Forty-Nine

In Base 7 Septenary Is

1152407

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

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

Nearby Numbers

Positive, nonzero integers within three units

21046
1152347
Twenty-One Thousand and Forty-Six in Base 7 Septenary
21047
1152357
Twenty-One Thousand and Forty-Seven in Base 7 Septenary
21048
1152367
Twenty-One Thousand and Forty-Eight in Base 7 Septenary
21050
1152417
Twenty-One Thousand and Fifty in Base 7 Septenary
21051
1152427
Twenty-One Thousand and Fifty-One in Base 7 Septenary
21052
1152437
Twenty-One Thousand and Fifty-Two in Base 7 Septenary

Scientific Notation

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

2.1049e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000054060614005234606557

The reciprocal of 21049 in Base 7 Septenary.

Palindrome?

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

The number 1152407 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 and forty-nine 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.

Twenty-one thousand and forty-nine 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 twenty-one thousand and forty-nine has the following 3 prime factors:

7
107
Seven in Base 7 Septenary
31
437
Thirty-One in Base 7 Septenary
97
1667
Ninety-Seven in Base 7 Septenary

Prime Factorization

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

1071 · 4371 · 16671 = 1152407

Base Conversions

The number twenty-one thousand and forty-nine in 35 different bases