Base | Representation |
---|---|
bin | 1100001101111… |
… | …1011011001000 |
3 | 10120102121101100 |
4 | 3003133123020 |
5 | 101104344132 |
6 | 5030221400 |
7 | 1161406362 |
oct | 303373310 |
9 | 116377340 |
10 | 51246792 |
11 | 26a22523 |
12 | 151b4860 |
13 | a803a5c |
14 | 6b3dd32 |
15 | 477437c |
hex | 30df6c8 |
51246792 has 48 divisors (see below), whose sum is σ = 139536540. Its totient is φ = 16990848.
The previous prime is 51246733. The next prime is 51246817. The reversal of 51246792 is 29764215.
It can be written as a sum of positive squares in 2 ways, for example, as 51065316 + 181476 = 7146^2 + 426^2 .
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 11 ways as a sum of consecutive naturals, for example, 12378 + ... + 15990.
Almost surely, 251246792 is an apocalyptic number.
It is an amenable number.
51246792 is an abundant number, since it is smaller than the sum of its proper divisors (88289748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51246792 is a wasteful number, since it uses less digits than its factorization.
51246792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3822 (or 3815 counting only the distinct ones).
The product of its digits is 30240, while the sum is 36.
The square root of 51246792 is about 7158.6864716930. The cubic root of 51246792 is about 371.4401916342.
The spelling of 51246792 in words is "fifty-one million, two hundred forty-six thousand, seven hundred ninety-two".
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