Base | Representation |
---|---|
bin | 110010001010… |
… | …010101110000 |
3 | 220202001210110 |
4 | 302022111300 |
5 | 11331241202 |
6 | 1145501320 |
7 | 216524613 |
oct | 62122560 |
9 | 26661713 |
10 | 13149552 |
11 | 74714a9 |
12 | 44a1840 |
13 | 2955300 |
14 | 1a6417a |
15 | 124b26c |
hex | c8a570 |
13149552 has 60 divisors (see below), whose sum is σ = 36806424. Its totient is φ = 4043520.
The previous prime is 13149523. The next prime is 13149571. The reversal of 13149552 is 25594131.
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, 7302 + ... + 8922.
Almost surely, 213149552 is an apocalyptic number.
13149552 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 13149552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18403212).
13149552 is an abundant number, since it is smaller than the sum of its proper divisors (23656872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13149552 is a wasteful number, since it uses less digits than its factorization.
13149552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1658 (or 1639 counting only the distinct ones).
The product of its digits is 5400, while the sum is 30.
The square root of 13149552 is about 3626.2311012951. The cubic root of 13149552 is about 236.0316916169.
The spelling of 13149552 in words is "thirteen million, one hundred forty-nine thousand, five hundred fifty-two".
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