Base | Representation |
---|---|
bin | 1001000010111… |
… | …11101011111100 |
3 | 12021210120200200 |
4 | 10201133223330 |
5 | 123411430104 |
6 | 11310323500 |
7 | 1611022623 |
oct | 441375374 |
9 | 167716620 |
10 | 75889404 |
11 | 39923918 |
12 | 214b9590 |
13 | 12951396 |
14 | a1166ba |
15 | 69e0b39 |
hex | 485fafc |
75889404 has 72 divisors (see below), whose sum is σ = 200141760. Its totient is φ = 24216192.
The previous prime is 75889403. The next prime is 75889409. The reversal of 75889404 is 40498857.
It is a self number, because there is not a number n which added to its sum of digits gives 75889404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75889403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163677 + ... + 164139.
Almost surely, 275889404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75889404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100070880).
75889404 is an abundant number, since it is smaller than the sum of its proper divisors (124252356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75889404 is a wasteful number, since it uses less digits than its factorization.
75889404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 659 (or 654 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The square root of 75889404 is about 8711.4524621328. The cubic root of 75889404 is about 423.3767915099.
The spelling of 75889404 in words is "seventy-five million, eight hundred eighty-nine thousand, four hundred four".
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