Base | Representation |
---|---|
bin | 1100010110010… |
… | …0101110000000 |
3 | 10121110100022200 |
4 | 3011210232000 |
5 | 101224332033 |
6 | 5050033200 |
7 | 1166142216 |
oct | 305445600 |
9 | 117410280 |
10 | 51792768 |
11 | 27265745 |
12 | 15418800 |
13 | a965411 |
14 | 6c42cb6 |
15 | 4831013 |
hex | 3164b80 |
51792768 has 48 divisors (see below), whose sum is σ = 149042400. Its totient is φ = 17263872.
The previous prime is 51792751. The next prime is 51792773. The reversal of 51792768 is 86729715.
It is a tau number, because it is divible by the number of its divisors (48).
It is a nialpdrome in base 13.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21328 + ... + 23631.
It is an arithmetic number, because the mean of its divisors is an integer number (3105050).
Almost surely, 251792768 is an apocalyptic number.
It is an amenable number.
51792768 is an abundant number, since it is smaller than the sum of its proper divisors (97249632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51792768 is a wasteful number, since it uses less digits than its factorization.
51792768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44979 (or 44964 counting only the distinct ones).
The product of its digits is 211680, while the sum is 45.
The square root of 51792768 is about 7196.7192525483. The cubic root of 51792768 is about 372.7546249428.
The spelling of 51792768 in words is "fifty-one million, seven hundred ninety-two thousand, seven hundred sixty-eight".
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