Base | Representation |
---|---|
bin | 110010100100… |
… | …011100010000 |
3 | 220221111110011 |
4 | 302210130100 |
5 | 11343201324 |
6 | 1152044304 |
7 | 220451404 |
oct | 62443420 |
9 | 26844404 |
10 | 13256464 |
11 | 7534861 |
12 | 4533694 |
13 | 2991b80 |
14 | 1a91104 |
15 | 126cc94 |
hex | ca4710 |
13256464 has 80 divisors (see below), whose sum is σ = 30748032. Its totient is φ = 5474304.
The previous prime is 13256449. The next prime is 13256527. The reversal of 13256464 is 46465231.
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, 81247 + ... + 81409.
Almost surely, 213256464 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13256464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15374016).
13256464 is an abundant number, since it is smaller than the sum of its proper divisors (17491568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13256464 is a wasteful number, since it uses less digits than its factorization.
13256464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 224 (or 218 counting only the distinct ones).
The product of its digits is 17280, while the sum is 31.
The square root of 13256464 is about 3640.9427350619. The cubic root of 13256464 is about 236.6696484008.
The spelling of 13256464 in words is "thirteen million, two hundred fifty-six thousand, four hundred sixty-four".
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