Base | Representation |
---|---|
bin | 1001000010111… |
… | …10101011001001 |
3 | 12021210101000002 |
4 | 10201132223021 |
5 | 123411312012 |
6 | 11310252345 |
7 | 1611004550 |
oct | 441365311 |
9 | 167711002 |
10 | 75885257 |
11 | 39920798 |
12 | 214b70b5 |
13 | 1294c526 |
14 | a114d97 |
15 | 69de7c2 |
hex | 485eac9 |
75885257 has 16 divisors (see below), whose sum is σ = 93623040. Its totient is φ = 60067392.
The previous prime is 75885247. The next prime is 75885289. The reversal of 75885257 is 75258857.
It is not a de Polignac number, because 75885257 - 28 = 75885001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (75885217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3458 + ... + 12795.
It is an arithmetic number, because the mean of its divisors is an integer number (5851440).
Almost surely, 275885257 is an apocalyptic number.
It is an amenable number.
75885257 is a deficient number, since it is larger than the sum of its proper divisors (17737783).
75885257 is a wasteful number, since it uses less digits than its factorization.
75885257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16312.
The product of its digits is 784000, while the sum is 47.
The square root of 75885257 is about 8711.2144388713. The cubic root of 75885257 is about 423.3690795175.
The spelling of 75885257 in words is "seventy-five million, eight hundred eighty-five thousand, two hundred fifty-seven".
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