Base | Representation |
---|---|
bin | 110010000100… |
… | …001011010000 |
3 | 220200210011100 |
4 | 302010023100 |
5 | 11324434204 |
6 | 1145144400 |
7 | 216361164 |
oct | 62041320 |
9 | 26623140 |
10 | 13124304 |
11 | 7454536 |
12 | 448b100 |
13 | 294697b |
14 | 1a58ca4 |
15 | 1243a39 |
hex | c842d0 |
13124304 has 30 divisors (see below), whose sum is σ = 36730226. Its totient is φ = 4374720.
The previous prime is 13124303. The next prime is 13124311. The reversal of 13124304 is 40342131.
It can be written as a sum of positive squares in only one way, i.e., 8714304 + 4410000 = 2952^2 + 2100^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13124303) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45427 + ... + 45714.
Almost surely, 213124304 is an apocalyptic number.
It is an amenable number.
13124304 is an abundant number, since it is smaller than the sum of its proper divisors (23605922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13124304 is a wasteful number, since it uses less digits than its factorization.
13124304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91155 (or 91146 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 13124304 is about 3622.7481281480. The cubic root of 13124304 is about 235.8805293993.
Adding to 13124304 its reverse (40342131), we get a palindrome (53466435).
The spelling of 13124304 in words is "thirteen million, one hundred twenty-four thousand, three hundred four".
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