Base | Representation |
---|---|
bin | 110001111000… |
… | …010010010101 |
3 | 220121022100200 |
4 | 301320102111 |
5 | 11321404410 |
6 | 1144131113 |
7 | 216066204 |
oct | 61702225 |
9 | 26538320 |
10 | 13075605 |
11 | 7420994 |
12 | 4466a99 |
13 | 292a75a |
14 | 1a4523b |
15 | 12343c0 |
hex | c78495 |
13075605 has 24 divisors (see below), whose sum is σ = 22783488. Its totient is φ = 6937056.
The previous prime is 13075603. The next prime is 13075619. The reversal of 13075605 is 50657031.
It is not a de Polignac number, because 13075605 - 21 = 13075603 is a prime.
It is a super-2 number, since 2×130756052 = 341942892232050, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13075603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9384 + ... + 10686.
It is an arithmetic number, because the mean of its divisors is an integer number (949312).
Almost surely, 213075605 is an apocalyptic number.
13075605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13075605 is a deficient number, since it is larger than the sum of its proper divisors (9707883).
13075605 is a wasteful number, since it uses less digits than its factorization.
13075605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1537 (or 1534 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 27.
The square root of 13075605 is about 3616.0206028174. The cubic root of 13075605 is about 235.5884152849.
The spelling of 13075605 in words is "thirteen million, seventy-five thousand, six hundred five".
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