Base | Representation |
---|---|
bin | 110001111110… |
… | …111001110000 |
3 | 220122200112100 |
4 | 301332321300 |
5 | 11323241304 |
6 | 1144500400 |
7 | 216241206 |
oct | 61767160 |
9 | 26580470 |
10 | 13102704 |
11 | 743a28a |
12 | 447a700 |
13 | 2939ba4 |
14 | 1a51076 |
15 | 123c439 |
hex | c7ee70 |
13102704 has 60 divisors (see below), whose sum is σ = 38607400. Its totient is φ = 4136832.
The previous prime is 13102679. The next prime is 13102711. The reversal of 13102704 is 40720131.
It is a super-2 number, since 2×131027042 = 343361704223232, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342 + ... + 5130.
Almost surely, 213102704 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13102704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19303700).
13102704 is an abundant number, since it is smaller than the sum of its proper divisors (25504696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13102704 is a wasteful number, since it uses less digits than its factorization.
13102704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4822 (or 4813 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 13102704 is about 3619.7657382764. The cubic root of 13102704 is about 235.7510541620.
Adding to 13102704 its reverse (40720131), we get a palindrome (53822835).
The spelling of 13102704 in words is "thirteen million, one hundred two thousand, seven hundred four".
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