Base | Representation |
---|---|
bin | 110001110111… |
… | …110001101000 |
3 | 220121012111011 |
4 | 301313301220 |
5 | 11321323022 |
6 | 1144113304 |
7 | 216060124 |
oct | 61676150 |
9 | 26535434 |
10 | 13073512 |
11 | 741a361 |
12 | 4465834 |
13 | 292980a |
14 | 1a44584 |
15 | 1233977 |
hex | c77c68 |
13073512 has 16 divisors (see below), whose sum is σ = 24581700. Its totient is φ = 6518400.
The previous prime is 13073503. The next prime is 13073513. The reversal of 13073512 is 21537031.
It can be written as a sum of positive squares in 2 ways, for example, as 10982596 + 2090916 = 3314^2 + 1446^2 .
It is not an unprimeable number, because it can be changed into a prime (13073513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012 + ... + 5212.
Almost surely, 213073512 is an apocalyptic number.
It is an amenable number.
13073512 is a deficient number, since it is larger than the sum of its proper divisors (11508188).
13073512 is a wasteful number, since it uses less digits than its factorization.
13073512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4596 (or 4592 counting only the distinct ones).
The product of its (nonzero) digits is 630, while the sum is 22.
The square root of 13073512 is about 3615.7311846983. The cubic root of 13073512 is about 235.5758444742.
The spelling of 13073512 in words is "thirteen million, seventy-three thousand, five hundred twelve".
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