Base | Representation |
---|---|
bin | 1000111100011… |
… | …00001010010000 |
3 | 12020011120012100 |
4 | 10132030022100 |
5 | 123201213432 |
6 | 11240000400 |
7 | 1600453632 |
oct | 436141220 |
9 | 166146170 |
10 | 75022992 |
11 | 39391980 |
12 | 21160100 |
13 | 12709c05 |
14 | 9d6ca52 |
15 | 68be07c |
hex | 478c290 |
75022992 has 60 divisors (see below), whose sum is σ = 229052304. Its totient is φ = 22733760.
The previous prime is 75022979. The next prime is 75022993. The reversal of 75022992 is 29922057.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (75022993) 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, 22098 + ... + 25265.
Almost surely, 275022992 is an apocalyptic number.
75022992 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
75022992 is an abundant number, since it is smaller than the sum of its proper divisors (154029312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75022992 is a wasteful number, since it uses less digits than its factorization.
75022992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47388 (or 47379 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 75022992 is about 8661.5813798636. The cubic root of 75022992 is about 421.7594220343.
The spelling of 75022992 in words is "seventy-five million, twenty-two thousand, nine hundred ninety-two".
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