Base | Representation |
---|---|
bin | 100011000000001001… |
… | …1110001110011100100 |
3 | 21012000112011221120200 |
4 | 1012000103301303210 |
5 | 2212420240044140 |
6 | 54310432030500 |
7 | 5300465625231 |
oct | 1060023616344 |
9 | 235015157520 |
10 | 75167112420 |
11 | 2997296a114 |
12 | 12699392430 |
13 | 711bab711a |
14 | 38d0d78788 |
15 | 1e4e077030 |
hex | 11804f1ce4 |
75167112420 has 72 divisors (see below), whose sum is σ = 228034113216. Its totient is φ = 20042171712.
The previous prime is 75167112413. The next prime is 75167112431. The reversal of 75167112420 is 2421176157.
75167112420 is a `hidden beast` number, since 7 + 516 + 7 + 112 + 4 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1899759 + ... + 1938921.
Almost surely, 275167112420 is an apocalyptic number.
It is an amenable number.
75167112420 is an abundant number, since it is smaller than the sum of its proper divisors (152867000796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75167112420 is a wasteful number, since it uses less digits than its factorization.
75167112420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49841 (or 49836 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 36.
Adding to 75167112420 its reverse (2421176157), we get a palindrome (77588288577).
The spelling of 75167112420 in words is "seventy-five billion, one hundred sixty-seven million, one hundred twelve thousand, four hundred twenty".
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