Base | Representation |
---|---|
bin | 11000100110000100… |
… | …01110111011000000 |
3 | 1021002020010121211021 |
4 | 30103002032323000 |
5 | 204020242120100 |
6 | 10022124555224 |
7 | 645133211341 |
oct | 142302167300 |
9 | 37066117737 |
10 | 13204254400 |
11 | 5666503847 |
12 | 26860b2b14 |
13 | 13257b85ac |
14 | 8d39380c8 |
15 | 52434ba1a |
hex | 31308eec0 |
13204254400 has 42 divisors (see below), whose sum is σ = 32490722420. Its totient is φ = 5281701120.
The previous prime is 13204254397. The next prime is 13204254431. The reversal of 13204254400 is 445240231.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4124730 + ... + 4127929.
Almost surely, 213204254400 is an apocalyptic number.
13204254400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13204254400 is an abundant number, since it is smaller than the sum of its proper divisors (19286468020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13204254400 is an equidigital number, since it uses as much as digits as its factorization.
13204254400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8252681 (or 8252666 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
Adding to 13204254400 its reverse (445240231), we get a palindrome (13649494631).
The spelling of 13204254400 in words is "thirteen billion, two hundred four million, two hundred fifty-four thousand, four hundred".
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