Base | Representation |
---|---|
bin | 1001000000111… |
… | …01001011100000 |
3 | 12021021202000100 |
4 | 10200131023200 |
5 | 123324220432 |
6 | 11300422400 |
7 | 1605506463 |
oct | 440351340 |
9 | 167252010 |
10 | 75616992 |
11 | 39758190 |
12 | 213a7a00 |
13 | 128873a9 |
14 | a0852da |
15 | 698a07c |
hex | 481d2e0 |
75616992 has 72 divisors (see below), whose sum is σ = 234594360. Its totient is φ = 22913280.
The previous prime is 75616991. The next prime is 75616993. The reversal of 75616992 is 29961657.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (75616991) and next prime (75616993).
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75616991) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8767 + ... + 15102.
It is an arithmetic number, because the mean of its divisors is an integer number (3258255).
Almost surely, 275616992 is an apocalyptic number.
75616992 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
75616992 is an abundant number, since it is smaller than the sum of its proper divisors (158977368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75616992 is a wasteful number, since it uses less digits than its factorization.
75616992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23896 (or 23885 counting only the distinct ones).
The product of its digits is 204120, while the sum is 45.
The square root of 75616992 is about 8695.8031256463. The cubic root of 75616992 is about 422.8696008365.
The spelling of 75616992 in words is "seventy-five million, six hundred sixteen thousand, nine hundred ninety-two".
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