Base | Representation |
---|---|
bin | 110011100111… |
… | …010110010000 |
3 | 221110102101002 |
4 | 303213112100 |
5 | 11430434022 |
6 | 1202001132 |
7 | 223002362 |
oct | 63472620 |
9 | 27412332 |
10 | 13530512 |
11 | 7701746 |
12 | 46461a8 |
13 | 2a59828 |
14 | 1b22d32 |
15 | 12c4092 |
hex | ce7590 |
13530512 has 10 divisors (see below), whose sum is σ = 26215398. Its totient is φ = 6765248.
The previous prime is 13530499. The next prime is 13530523. The reversal of 13530512 is 21503531.
13530512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 12988816 + 541696 = 3604^2 + 736^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422813 + ... + 422844.
Almost surely, 213530512 is an apocalyptic number.
It is an amenable number.
13530512 is a deficient number, since it is larger than the sum of its proper divisors (12684886).
13530512 is an equidigital number, since it uses as much as digits as its factorization.
13530512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 845665 (or 845659 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 20.
The square root of 13530512 is about 3678.3844279792. The cubic root of 13530512 is about 238.2894108942.
The spelling of 13530512 in words is "thirteen million, five hundred thirty thousand, five hundred twelve".
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