Base | Representation |
---|---|
bin | 1001000011101… |
… | …11111100000100 |
3 | 12021222121221210 |
4 | 10201313330010 |
5 | 123423114430 |
6 | 11312411420 |
7 | 1611615342 |
oct | 441677404 |
9 | 167877853 |
10 | 75988740 |
11 | 39991513 |
12 | 21546b70 |
13 | 12987669 |
14 | a140992 |
15 | 6a102b0 |
hex | 4877f04 |
75988740 has 48 divisors (see below), whose sum is σ = 217723968. Its totient is φ = 19791744.
The previous prime is 75988723. The next prime is 75988753. The reversal of 75988740 is 4788957.
It is a self number, because there is not a number n which added to its sum of digits gives 75988740.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12147 + ... + 17306.
It is an arithmetic number, because the mean of its divisors is an integer number (4535916).
Almost surely, 275988740 is an apocalyptic number.
It is an amenable number.
75988740 is an abundant number, since it is smaller than the sum of its proper divisors (141735228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75988740 is a wasteful number, since it uses less digits than its factorization.
75988740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29508 (or 29506 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 48.
The square root of 75988740 is about 8717.1520578684. The cubic root of 75988740 is about 423.5614383688.
The spelling of 75988740 in words is "seventy-five million, nine hundred eighty-eight thousand, seven hundred forty".
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