Base | Representation |
---|---|
bin | 1100010111111… |
… | …0000110111000 |
3 | 10121122121222020 |
4 | 3011332012320 |
5 | 101241144020 |
6 | 5052154440 |
7 | 1200054336 |
oct | 305760670 |
9 | 117577866 |
10 | 51896760 |
11 | 27326893 |
12 | 15468a20 |
13 | a9a0856 |
14 | 6c6cb56 |
15 | 4851c40 |
hex | 317e1b8 |
51896760 has 64 divisors (see below), whose sum is σ = 156401280. Its totient is φ = 13776000.
The previous prime is 51896711. The next prime is 51896773. The reversal of 51896760 is 6769815.
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, 29259 + ... + 30981.
It is an arithmetic number, because the mean of its divisors is an integer number (2443770).
Almost surely, 251896760 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 51896760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78200640).
51896760 is an abundant number, since it is smaller than the sum of its proper divisors (104504520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51896760 is a wasteful number, since it uses less digits than its factorization.
51896760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1988 (or 1984 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 51896760 is about 7203.9405883169. The cubic root of 51896760 is about 373.0039363532.
The spelling of 51896760 in words is "fifty-one million, eight hundred ninety-six thousand, seven hundred sixty".
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