Base | Representation |
---|---|
bin | 1001000010000… |
… | …10010000100001 |
3 | 12021120110100021 |
4 | 10201002100201 |
5 | 123344100430 |
6 | 11303553441 |
7 | 1610011324 |
oct | 441022041 |
9 | 167513307 |
10 | 75768865 |
11 | 398512a7 |
12 | 2145b881 |
13 | 1290b563 |
14 | a0c47bb |
15 | 69ba07a |
hex | 4842421 |
75768865 has 8 divisors (see below), whose sum is σ = 95708160. Its totient is φ = 57424752.
The previous prime is 75768839. The next prime is 75768871. The reversal of 75768865 is 56886757.
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 75768865 - 29 = 75768353 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398689 + ... + 398878.
It is an arithmetic number, because the mean of its divisors is an integer number (11963520).
Almost surely, 275768865 is an apocalyptic number.
It is an amenable number.
75768865 is a deficient number, since it is larger than the sum of its proper divisors (19939295).
75768865 is a wasteful number, since it uses less digits than its factorization.
75768865 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 797591.
The product of its digits is 2822400, while the sum is 52.
The square root of 75768865 is about 8704.5312912299. The cubic root of 75768865 is about 423.1525157617.
The spelling of 75768865 in words is "seventy-five million, seven hundred sixty-eight thousand, eight hundred sixty-five".
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