Base | Representation |
---|---|
bin | 1000111111111… |
… | …11100011101000 |
3 | 12021001120120102 |
4 | 10133333203220 |
5 | 123311330111 |
6 | 11254044532 |
7 | 1604462645 |
oct | 437774350 |
9 | 167046512 |
10 | 75495656 |
11 | 39685005 |
12 | 21349748 |
13 | 128440b2 |
14 | a052dcc |
15 | 696413b |
hex | 47ff8e8 |
75495656 has 8 divisors (see below), whose sum is σ = 141554370. Its totient is φ = 37747824.
The previous prime is 75495653. The next prime is 75495661. The reversal of 75495656 is 65659457.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 58767556 + 16728100 = 7666^2 + 4090^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 75495656.
It is not an unprimeable number, because it can be changed into a prime (75495653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4718471 + ... + 4718486.
Almost surely, 275495656 is an apocalyptic number.
It is an amenable number.
75495656 is a deficient number, since it is larger than the sum of its proper divisors (66058714).
75495656 is a wasteful number, since it uses less digits than its factorization.
75495656 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9436963 (or 9436959 counting only the distinct ones).
The product of its digits is 1134000, while the sum is 47.
The square root of 75495656 is about 8688.8236257850. The cubic root of 75495656 is about 422.6432990804.
The spelling of 75495656 in words is "seventy-five million, four hundred ninety-five thousand, six hundred fifty-six".
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