Base | Representation |
---|---|
bin | 11000100100011000… |
… | …00100111000000000 |
3 | 1021001020102100022010 |
4 | 30102030010320000 |
5 | 204003123314342 |
6 | 10020500412520 |
7 | 644601432024 |
oct | 142214047000 |
9 | 37036370263 |
10 | 13190057472 |
11 | 5659497449 |
12 | 26813a7140 |
13 | 1322887647 |
14 | 8d1ac0384 |
15 | 522e9529c |
hex | 312304e00 |
13190057472 has 160 divisors (see below), whose sum is σ = 36516189600. Its totient is φ = 4225794048.
The previous prime is 13190057459. The next prime is 13190057483. The reversal of 13190057472 is 27475009131.
It is a super-2 number, since 2×131900574722 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13190057472.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12338154 + ... + 12339222.
It is an arithmetic number, because the mean of its divisors is an integer number (228226185).
Almost surely, 213190057472 is an apocalyptic number.
13190057472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13190057472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18258094800).
13190057472 is an abundant number, since it is smaller than the sum of its proper divisors (23326132128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13190057472 is a wasteful number, since it uses less digits than its factorization.
13190057472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1396 (or 1380 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 39.
The spelling of 13190057472 in words is "thirteen billion, one hundred ninety million, fifty-seven thousand, four hundred seventy-two".
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