Base | Representation |
---|---|
bin | 110010011111… |
… | …100100000000 |
3 | 220220111001000 |
4 | 302133210000 |
5 | 11342031410 |
6 | 1151412000 |
7 | 220336215 |
oct | 62374400 |
9 | 26814030 |
10 | 13236480 |
11 | 7520844 |
12 | 4524000 |
13 | 2985a4a |
14 | 1a87b0c |
15 | 1266dc0 |
hex | c9f900 |
13236480 has 144 divisors (see below), whose sum is σ = 47093760. Its totient is φ = 3520512.
The previous prime is 13236479. The next prime is 13236493. The reversal of 13236480 is 8463231.
It is a happy number.
13236480 is a `hidden beast` number, since 13 + 2 + 3 + 648 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 34369 + ... + 34751.
It is an arithmetic number, because the mean of its divisors is an integer number (327040).
Almost surely, 213236480 is an apocalyptic number.
13236480 is a gapful number since it is divisible by the number (10) 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 13236480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23546880).
13236480 is an abundant number, since it is smaller than the sum of its proper divisors (33857280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13236480 is an equidigital number, since it uses as much as digits as its factorization.
13236480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 413 (or 393 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 13236480 is about 3638.1973558343. The cubic root of 13236480 is about 236.5506628036.
The spelling of 13236480 in words is "thirteen million, two hundred thirty-six thousand, four hundred eighty".
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