Base | Representation |
---|---|
bin | 110011000100… |
… | …011100100000 |
3 | 221012011021021 |
4 | 303010130200 |
5 | 11411400202 |
6 | 1154535224 |
7 | 221535523 |
oct | 63043440 |
9 | 27164237 |
10 | 13387552 |
11 | 76142a2 |
12 | 4597514 |
13 | 2a09739 |
14 | 1ac6bba |
15 | 1296a37 |
hex | cc4720 |
13387552 has 48 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 6248448.
The previous prime is 13387523. The next prime is 13387553. The reversal of 13387552 is 25578331.
It is not an unprimeable number, because it can be changed into a prime (13387553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58863 + ... + 59089.
It is an arithmetic number, because the mean of its divisors is an integer number (586530).
Almost surely, 213387552 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 13387552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14076720).
13387552 is an abundant number, since it is smaller than the sum of its proper divisors (14765888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13387552 is a wasteful number, since it uses less digits than its factorization.
13387552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 353 (or 345 counting only the distinct ones).
The product of its digits is 25200, while the sum is 34.
The square root of 13387552 is about 3658.9003812621. The cubic root of 13387552 is about 237.4472022987.
The spelling of 13387552 in words is "thirteen million, three hundred eighty-seven thousand, five hundred fifty-two".
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