Base | Representation |
---|---|
bin | 110100100101… |
… | …100000011100 |
3 | 221221100121212 |
4 | 310211200130 |
5 | 12012110431 |
6 | 1211243552 |
7 | 225112562 |
oct | 64454034 |
9 | 27840555 |
10 | 13785116 |
11 | 7865a64 |
12 | 47495b8 |
13 | 2b18697 |
14 | 1b8ba32 |
15 | 132472b |
hex | d2581c |
13785116 has 12 divisors (see below), whose sum is σ = 24484488. Its totient is φ = 6789552.
The previous prime is 13785103. The next prime is 13785133. The reversal of 13785116 is 61158731.
It is a super-4 number, since 4×137851164 (a number of 30 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25451 + ... + 25986.
It is an arithmetic number, because the mean of its divisors is an integer number (2040374).
Almost surely, 213785116 is an apocalyptic number.
It is an amenable number.
13785116 is a deficient number, since it is larger than the sum of its proper divisors (10699372).
13785116 is a wasteful number, since it uses less digits than its factorization.
13785116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51508 (or 51506 counting only the distinct ones).
The product of its digits is 5040, while the sum is 32.
The square root of 13785116 is about 3712.8312646820. The cubic root of 13785116 is about 239.7747655406.
The spelling of 13785116 in words is "thirteen million, seven hundred eighty-five thousand, one hundred sixteen".
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