Base | Representation |
---|---|
bin | 1000111110101… |
… | …11001011001010 |
3 | 12020202011200021 |
4 | 10133113023022 |
5 | 123241032000 |
6 | 11250331054 |
7 | 1603203502 |
oct | 437271312 |
9 | 166664607 |
10 | 75330250 |
11 | 39581806 |
12 | 21289a8a |
13 | 127b6a18 |
14 | a00ca02 |
15 | 693011a |
hex | 47d72ca |
75330250 has 32 divisors (see below), whose sum is σ = 148449600. Its totient is φ = 28544400.
The previous prime is 75330191. The next prime is 75330251. The reversal of 75330250 is 5203357.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (75330251) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3180 + ... + 12679.
It is an arithmetic number, because the mean of its divisors is an integer number (4639050).
Almost surely, 275330250 is an apocalyptic number.
75330250 is a deficient number, since it is larger than the sum of its proper divisors (73119350).
75330250 is a wasteful number, since it uses less digits than its factorization.
75330250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15895 (or 15885 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 25.
The square root of 75330250 is about 8679.3000869886. The cubic root of 75330250 is about 422.3344121948.
The spelling of 75330250 in words is "seventy-five million, three hundred thirty thousand, two hundred fifty".
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