Base | Representation |
---|---|
bin | 110100100010… |
… | …011010010000 |
3 | 221220201020002 |
4 | 310202122100 |
5 | 12011204212 |
6 | 1211105132 |
7 | 225030602 |
oct | 64423220 |
9 | 27821202 |
10 | 13772432 |
11 | 7857483 |
12 | 47421a8 |
13 | 2b1298b |
14 | 1b87172 |
15 | 1320ac2 |
hex | d22690 |
13772432 has 20 divisors (see below), whose sum is σ = 27545856. Its totient is φ = 6663840.
The previous prime is 13772411. The next prime is 13772443. The reversal of 13772432 is 23427731.
13772432 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 13772395 and 13772404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13388 + ... + 14379.
Almost surely, 213772432 is an apocalyptic number.
It is an amenable number.
13772432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13772432 is a wasteful number, since it uses less digits than its factorization.
13772432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27806 (or 27800 counting only the distinct ones).
The product of its digits is 7056, while the sum is 29.
The square root of 13772432 is about 3711.1227411661. The cubic root of 13772432 is about 239.7012022280.
The spelling of 13772432 in words is "thirteen million, seven hundred seventy-two thousand, four hundred thirty-two".
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