Base | Representation |
---|---|
bin | 1111100000001… |
… | …1111111101011 |
3 | 11112100202202020 |
4 | 3320003333223 |
5 | 113121344300 |
6 | 10241435523 |
7 | 1416505140 |
oct | 370037753 |
9 | 145322666 |
10 | 65028075 |
11 | 33785612 |
12 | 1993bba3 |
13 | 1061a768 |
14 | 88ca3c7 |
15 | 5a978a0 |
hex | 3e03feb |
65028075 has 24 divisors (see below), whose sum is σ = 122873088. Its totient is φ = 29726880.
The previous prime is 65028059. The next prime is 65028097. The reversal of 65028075 is 57082056.
It is a happy number.
It is not a de Polignac number, because 65028075 - 24 = 65028059 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61407 + ... + 62456.
It is an arithmetic number, because the mean of its divisors is an integer number (5119712).
Almost surely, 265028075 is an apocalyptic number.
65028075 is a deficient number, since it is larger than the sum of its proper divisors (57845013).
65028075 is a wasteful number, since it uses less digits than its factorization.
65028075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123883 (or 123878 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 65028075 is about 8063.9986979166. The cubic root of 65028075 is about 402.1304556679.
The spelling of 65028075 in words is "sixty-five million, twenty-eight thousand, seventy-five".
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