Base | Representation |
---|---|
bin | 110010110110… |
… | …100110111000 |
3 | 221002021112000 |
4 | 302312212320 |
5 | 11403041442 |
6 | 1153421000 |
7 | 221211342 |
oct | 62664670 |
9 | 27067460 |
10 | 13330872 |
11 | 7585755 |
12 | 456a760 |
13 | 29b99b9 |
14 | 1ab0292 |
15 | 1284d4c |
hex | cb69b8 |
13330872 has 32 divisors (see below), whose sum is σ = 37030800. Its totient is φ = 4443552.
The previous prime is 13330853. The next prime is 13330897. The reversal of 13330872 is 27803331.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30643 + ... + 31074.
Almost surely, 213330872 is an apocalyptic number.
13330872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13330872 is an abundant number, since it is smaller than the sum of its proper divisors (23699928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13330872 is a wasteful number, since it uses less digits than its factorization.
13330872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61732 (or 61722 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 13330872 is about 3651.1466691986. The cubic root of 13330872 is about 237.1116282346. Note that the first 3 decimals are identical.
The spelling of 13330872 in words is "thirteen million, three hundred thirty thousand, eight hundred seventy-two".
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