Base | Representation |
---|---|
bin | 110010100100… |
… | …101101010000 |
3 | 220221112221110 |
4 | 302210231100 |
5 | 11343220202 |
6 | 1152053320 |
7 | 220454520 |
oct | 62445520 |
9 | 26845843 |
10 | 13257552 |
11 | 7535660 |
12 | 4534240 |
13 | 2992509 |
14 | 1a91680 |
15 | 126d26c |
hex | ca4b50 |
13257552 has 160 divisors (see below), whose sum is σ = 45425664. Its totient is φ = 3225600.
The previous prime is 13257533. The next prime is 13257577. The reversal of 13257552 is 25575231.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62727 + ... + 62937.
Almost surely, 213257552 is an apocalyptic number.
13257552 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 13257552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22712832).
13257552 is an abundant number, since it is smaller than the sum of its proper divisors (32168112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13257552 is a wasteful number, since it uses less digits than its factorization.
13257552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257 (or 251 counting only the distinct ones).
The product of its digits is 10500, while the sum is 30.
The square root of 13257552 is about 3641.0921438492. The cubic root of 13257552 is about 236.6761229663.
The spelling of 13257552 in words is "thirteen million, two hundred fifty-seven thousand, five hundred fifty-two".
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