Base | Representation |
---|---|
bin | 110001010010… |
… | …001000111100 |
3 | 220022101000200 |
4 | 301102020330 |
5 | 11301404411 |
6 | 1140523500 |
7 | 214545522 |
oct | 61221074 |
9 | 26271020 |
10 | 12919356 |
11 | 732455a |
12 | 43b0590 |
13 | 28a45b8 |
14 | 1a04312 |
15 | 1202e56 |
hex | c5223c |
12919356 has 36 divisors (see below), whose sum is σ = 32777472. Its totient is φ = 4290624.
The previous prime is 12919339. The next prime is 12919367. The reversal of 12919356 is 65391921.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 12919356.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13320 + ... + 14256.
Almost surely, 212919356 is an apocalyptic number.
It is an amenable number.
12919356 is an abundant number, since it is smaller than the sum of its proper divisors (19858116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12919356 is a wasteful number, since it uses less digits than its factorization.
12919356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1330 (or 1325 counting only the distinct ones).
The product of its digits is 14580, while the sum is 36.
The square root of 12919356 is about 3594.3505672096. The cubic root of 12919356 is about 234.6462521340.
The spelling of 12919356 in words is "twelve million, nine hundred nineteen thousand, three hundred fifty-six".
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