Base | Representation |
---|---|
bin | 1000111101001… |
… | …01001000001000 |
3 | 12020100202110220 |
4 | 10132211020020 |
5 | 123213002011 |
6 | 11242110040 |
7 | 1601361033 |
oct | 436451010 |
9 | 166322426 |
10 | 75125256 |
11 | 39451798 |
12 | 211ab320 |
13 | 1274461b |
14 | 9d9801a |
15 | 68de506 |
hex | 47a5208 |
75125256 has 32 divisors (see below), whose sum is σ = 189928800. Its totient is φ = 24759680.
The previous prime is 75125251. The next prime is 75125279. The reversal of 75125256 is 65252157.
It is not an unprimeable number, because it can be changed into a prime (75125251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15450 + ... + 19721.
It is an arithmetic number, because the mean of its divisors is an integer number (5935275).
Almost surely, 275125256 is an apocalyptic number.
It is an amenable number.
75125256 is an abundant number, since it is smaller than the sum of its proper divisors (114803544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75125256 is a wasteful number, since it uses less digits than its factorization.
75125256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35269 (or 35265 counting only the distinct ones).
The product of its digits is 21000, while the sum is 33.
The square root of 75125256 is about 8667.4826795327. The cubic root of 75125256 is about 421.9509687499.
The spelling of 75125256 in words is "seventy-five million, one hundred twenty-five thousand, two hundred fifty-six".
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