Base | Representation |
---|---|
bin | 1011111101111… |
… | …0000101010000 |
3 | 10111110001110122 |
4 | 2333132011100 |
5 | 100322131340 |
6 | 4551445412 |
7 | 1146426314 |
oct | 277360520 |
9 | 114401418 |
10 | 50192720 |
11 | 26372596 |
12 | 14986868 |
13 | a525046 |
14 | 6947b44 |
15 | 4616db5 |
hex | 2fde150 |
50192720 has 80 divisors (see below), whose sum is σ = 123944448. Its totient is φ = 18869760.
The previous prime is 50192719. The next prime is 50192759. The reversal of 50192720 is 2729105.
It is a tau number, because it is divible by the number of its divisors (80).
It is a self number, because there is not a number n which added to its sum of digits gives 50192720.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91487 + ... + 92033.
Almost surely, 250192720 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 50192720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61972224).
50192720 is an abundant number, since it is smaller than the sum of its proper divisors (73751728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50192720 is a wasteful number, since it uses less digits than its factorization.
50192720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 628 (or 622 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 26.
The square root of 50192720 is about 7084.6820676725. The cubic root of 50192720 is about 368.8758674027.
The spelling of 50192720 in words is "fifty million, one hundred ninety-two thousand, seven hundred twenty".
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