Base | Representation |
---|---|
bin | 1100001101111… |
… | …1111010111011 |
3 | 10120102201011201 |
4 | 3003133322323 |
5 | 101104430302 |
6 | 5030235031 |
7 | 1161415330 |
oct | 303377273 |
9 | 116381151 |
10 | 51248827 |
11 | 26a24003 |
12 | 151b5a77 |
13 | a804966 |
14 | 6b40987 |
15 | 4774c87 |
hex | 30dfebb |
51248827 has 16 divisors (see below), whose sum is σ = 60279552. Its totient is φ = 42662880.
The previous prime is 51248767. The next prime is 51248831. The reversal of 51248827 is 72884215.
It is not a de Polignac number, because 51248827 - 219 = 50724539 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51243827) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39052 + ... + 40342.
It is an arithmetic number, because the mean of its divisors is an integer number (3767472).
Almost surely, 251248827 is an apocalyptic number.
51248827 is a deficient number, since it is larger than the sum of its proper divisors (9030725).
51248827 is a wasteful number, since it uses less digits than its factorization.
51248827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1458.
The product of its digits is 35840, while the sum is 37.
The square root of 51248827 is about 7158.8286052957. The cubic root of 51248827 is about 371.4451081747.
The spelling of 51248827 in words is "fifty-one million, two hundred forty-eight thousand, eight hundred twenty-seven".
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