Base | Representation |
---|---|
bin | 110010100111… |
… | …010100001000 |
3 | 220222002121000 |
4 | 302213110020 |
5 | 11344040412 |
6 | 1152215000 |
7 | 220530615 |
oct | 62472410 |
9 | 26862530 |
10 | 13268232 |
11 | 754268a |
12 | 453a460 |
13 | 2997333 |
14 | 1a9550c |
15 | 12714dc |
hex | ca7508 |
13268232 has 128 divisors (see below), whose sum is σ = 40176000. Its totient is φ = 4043520.
The previous prime is 13268231. The next prime is 13268249. The reversal of 13268232 is 23286231.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 13268196 and 13268205.
It is not an unprimeable number, because it can be changed into a prime (13268231) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217482 + ... + 217542.
It is an arithmetic number, because the mean of its divisors is an integer number (313875).
Almost surely, 213268232 is an apocalyptic number.
13268232 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 13268232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20088000).
13268232 is an abundant number, since it is smaller than the sum of its proper divisors (26907768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13268232 is a wasteful number, since it uses less digits than its factorization.
13268232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148 (or 138 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 13268232 is about 3642.5584415353. The cubic root of 13268232 is about 236.7396596469.
The spelling of 13268232 in words is "thirteen million, two hundred sixty-eight thousand, two hundred thirty-two".
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