Base | Representation |
---|---|
bin | 11000100110110001… |
… | …10111101110000000 |
3 | 1021002122022010010010 |
4 | 30103120313232000 |
5 | 204023302014142 |
6 | 10022500104520 |
7 | 645234515412 |
oct | 142330675600 |
9 | 37078263103 |
10 | 13210188672 |
11 | 56698972aa |
12 | 2688095140 |
13 | 1326ab56b5 |
14 | 8d46409b2 |
15 | 524b1ee9c |
hex | 313637b80 |
13210188672 has 64 divisors (see below), whose sum is σ = 36936403200. Its totient is φ = 4171636224.
The previous prime is 13210188659. The next prime is 13210188683. The reversal of 13210188672 is 27688101231.
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 13210188672.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898008 + ... + 912599.
It is an arithmetic number, because the mean of its divisors is an integer number (577131300).
Almost surely, 213210188672 is an apocalyptic number.
13210188672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13210188672 is an abundant number, since it is smaller than the sum of its proper divisors (23726214528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13210188672 is a wasteful number, since it uses less digits than its factorization.
13210188672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1810643 (or 1810631 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 39.
The spelling of 13210188672 in words is "thirteen billion, two hundred ten million, one hundred eighty-eight thousand, six hundred seventy-two".
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