Base | Representation |
---|---|
bin | 1000111100100… |
… | …11110111101000 |
3 | 12020020011111211 |
4 | 10132103313220 |
5 | 123203221233 |
6 | 11240402504 |
7 | 1600644661 |
oct | 436236750 |
9 | 166204454 |
10 | 75054568 |
11 | 39403676 |
12 | 21176434 |
13 | 1271b3b4 |
14 | 9d7a368 |
15 | 68c85cd |
hex | 4793de8 |
75054568 has 8 divisors (see below), whose sum is σ = 140727330. Its totient is φ = 37527280.
The previous prime is 75054547. The next prime is 75054569. The reversal of 75054568 is 86545057.
It can be written as a sum of positive squares in only one way, i.e., 40220964 + 34833604 = 6342^2 + 5902^2 .
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 75054568.
It is not an unprimeable number, because it can be changed into a prime (75054569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4690903 + ... + 4690918.
Almost surely, 275054568 is an apocalyptic number.
It is an amenable number.
75054568 is a deficient number, since it is larger than the sum of its proper divisors (65672762).
75054568 is a wasteful number, since it uses less digits than its factorization.
75054568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9381827 (or 9381823 counting only the distinct ones).
The product of its (nonzero) digits is 168000, while the sum is 40.
The square root of 75054568 is about 8663.4039499495. The cubic root of 75054568 is about 421.8185843756.
The spelling of 75054568 in words is "seventy-five million, fifty-four thousand, five hundred sixty-eight".
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