Base | Representation |
---|---|
bin | 1001000010100… |
… | …00001010010000 |
3 | 12021200100110021 |
4 | 10201100022100 |
5 | 123402411213 |
6 | 11305113224 |
7 | 1610336332 |
oct | 441201220 |
9 | 167610407 |
10 | 75825808 |
11 | 39890063 |
12 | 21488814 |
13 | 1292b456 |
14 | a0db452 |
15 | 69cbd8d |
hex | 4850290 |
75825808 has 20 divisors (see below), whose sum is σ = 154645360. Its totient is φ = 35917344.
The previous prime is 75825803. The next prime is 75825821. The reversal of 75825808 is 80852857.
It is not an unprimeable number, because it can be changed into a prime (75825803) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 124410 + ... + 125017.
It is an arithmetic number, because the mean of its divisors is an integer number (7732268).
Almost surely, 275825808 is an apocalyptic number.
It is an amenable number.
75825808 is an abundant number, since it is smaller than the sum of its proper divisors (78819552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75825808 is a wasteful number, since it uses less digits than its factorization.
75825808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249454 (or 249448 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 43.
The square root of 75825808 is about 8707.8015595212. The cubic root of 75825808 is about 423.2584939450.
The spelling of 75825808 in words is "seventy-five million, eight hundred twenty-five thousand, eight hundred eight".
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