Base | Representation |
---|---|
bin | 1001000011101… |
… | …11100111011110 |
3 | 12021222120010222 |
4 | 10201313213132 |
5 | 123423044142 |
6 | 11312401342 |
7 | 1611611450 |
oct | 441674736 |
9 | 167876128 |
10 | 75987422 |
11 | 39990525 |
12 | 21546252 |
13 | 12986b94 |
14 | a1402d0 |
15 | 6a0ebd2 |
hex | 48779de |
75987422 has 16 divisors (see below), whose sum is σ = 137120640. Its totient is φ = 30851928.
The previous prime is 75987409. The next prime is 75987449. The reversal of 75987422 is 22478957.
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, 142568 + ... + 143099.
It is an arithmetic number, because the mean of its divisors is an integer number (8570040).
Almost surely, 275987422 is an apocalyptic number.
75987422 is a deficient number, since it is larger than the sum of its proper divisors (61133218).
75987422 is a wasteful number, since it uses less digits than its factorization.
75987422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285695.
The product of its digits is 282240, while the sum is 44.
The square root of 75987422 is about 8717.0764594559. The cubic root of 75987422 is about 423.5589895095.
The spelling of 75987422 in words is "seventy-five million, nine hundred eighty-seven thousand, four hundred twenty-two".
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