Base | Representation |
---|---|
bin | 1001000000001… |
… | …11111111100000 |
3 | 12021010022222010 |
4 | 10200013333200 |
5 | 123313431313 |
6 | 11254512520 |
7 | 1604665455 |
oct | 440077740 |
9 | 167108863 |
10 | 75530208 |
11 | 396a8a66 |
12 | 21365740 |
13 | 12856a40 |
14 | a06182c |
15 | 696e4c3 |
hex | 4807fe0 |
75530208 has 48 divisors (see below), whose sum is σ = 213521616. Its totient is φ = 23239680.
The previous prime is 75530179. The next prime is 75530219. The reversal of 75530208 is 80203557.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29013 + ... + 31508.
It is an arithmetic number, because the mean of its divisors is an integer number (4448367).
Almost surely, 275530208 is an apocalyptic number.
75530208 is a gapful number since it is divisible by the number (78) formed by its first and last digit.
It is an amenable number.
75530208 is an abundant number, since it is smaller than the sum of its proper divisors (137991408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75530208 is a wasteful number, since it uses less digits than its factorization.
75530208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60547 (or 60539 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 75530208 is about 8690.8116997206. The cubic root of 75530208 is about 422.7077661187.
The spelling of 75530208 in words is "seventy-five million, five hundred thirty thousand, two hundred eight".
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