Base | Representation |
---|---|
bin | 110000001000… |
… | …000110000001 |
3 | 212201221222200 |
4 | 300020012001 |
5 | 11212203230 |
6 | 1130223413 |
7 | 212143350 |
oct | 60100601 |
9 | 25657880 |
10 | 12616065 |
11 | 7137700 |
12 | 4284b69 |
13 | 27c9537 |
14 | 1965997 |
15 | 1193160 |
hex | c08181 |
12616065 has 72 divisors (see below), whose sum is σ = 27553344. Its totient is φ = 5227200.
The previous prime is 12616031. The next prime is 12616103. The reversal of 12616065 is 56061621.
It is a happy number.
It is not a de Polignac number, because 12616065 - 213 = 12607873 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37950 + ... + 38280.
Almost surely, 212616065 is an apocalyptic number.
12616065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12616065 is an abundant number, since it is smaller than the sum of its proper divisors (14937279).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12616065 is a wasteful number, since it uses less digits than its factorization.
12616065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371 (or 357 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 12616065 is about 3551.9100495367. The cubic root of 12616065 is about 232.7955312318.
Adding to 12616065 its reverse (56061621), we get a palindrome (68677686).
The spelling of 12616065 in words is "twelve million, six hundred sixteen thousand, sixty-five".
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