Base | Representation |
---|---|
bin | 1111100000000… |
… | …0011010100111 |
3 | 11112100000122021 |
4 | 3320000122213 |
5 | 113120412130 |
6 | 10241244011 |
7 | 1416414325 |
oct | 370003247 |
9 | 145300567 |
10 | 65013415 |
11 | 337755a5 |
12 | 19933607 |
13 | 10613b9c |
14 | 88c4d15 |
15 | 5a9337a |
hex | 3e006a7 |
65013415 has 8 divisors (see below), whose sum is σ = 78112080. Its totient is φ = 51946752.
The previous prime is 65013409. The next prime is 65013419. The reversal of 65013415 is 51431056.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 65013415 - 23 = 65013407 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 65013415.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65013419) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3274 + ... + 11863.
It is an arithmetic number, because the mean of its divisors is an integer number (9764010).
Almost surely, 265013415 is an apocalyptic number.
65013415 is a deficient number, since it is larger than the sum of its proper divisors (13098665).
65013415 is a wasteful number, since it uses less digits than its factorization.
65013415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16001.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 65013415 is about 8063.0896683591. The cubic root of 65013415 is about 402.1002344875.
The spelling of 65013415 in words is "sixty-five million, thirteen thousand, four hundred fifteen".
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