Base | Representation |
---|---|
bin | 110010101100… |
… | …100001011000 |
3 | 221000011211221 |
4 | 302230201120 |
5 | 11400231220 |
6 | 1152501424 |
7 | 220650034 |
oct | 62544130 |
9 | 27004757 |
10 | 13289560 |
11 | 7557709 |
12 | 454a874 |
13 | 29a3c5b |
14 | 1a9d1c4 |
15 | 12779aa |
hex | cac858 |
13289560 has 32 divisors (see below), whose sum is σ = 30008160. Its totient is φ = 5296896.
The previous prime is 13289543. The next prime is 13289581. The reversal of 13289560 is 6598231.
It is a super-2 number, since 2×132895602 = 353224809987200, which contains 22 as substring.
It is a plaindrome in base 15.
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, 17917 + ... + 18643.
It is an arithmetic number, because the mean of its divisors is an integer number (937755).
Almost surely, 213289560 is an apocalyptic number.
13289560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13289560 is an abundant number, since it is smaller than the sum of its proper divisors (16718600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13289560 is a wasteful number, since it uses less digits than its factorization.
13289560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1195 (or 1191 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 13289560 is about 3645.4848785861. The cubic root of 13289560 is about 236.8664406790.
The spelling of 13289560 in words is "thirteen million, two hundred eighty-nine thousand, five hundred sixty".
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