Base | Representation |
---|---|
bin | 1100010111110… |
… | …1000111111100 |
3 | 10121122102110001 |
4 | 3011331013330 |
5 | 101241031412 |
6 | 5052124044 |
7 | 1200036523 |
oct | 305750774 |
9 | 117572401 |
10 | 51892732 |
11 | 27323861 |
12 | 15466624 |
13 | a99ba78 |
14 | 6c6b4ba |
15 | 4850957 |
hex | 317d1fc |
51892732 has 12 divisors (see below), whose sum is σ = 91067760. Its totient is φ = 25873376.
The previous prime is 51892717. The next prime is 51892733. The reversal of 51892732 is 23729815.
It is a junction number, because it is equal to n+sod(n) for n = 51892691 and 51892700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51892733) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16633 + ... + 19504.
It is an arithmetic number, because the mean of its divisors is an integer number (7588980).
Almost surely, 251892732 is an apocalyptic number.
It is an amenable number.
51892732 is a deficient number, since it is larger than the sum of its proper divisors (39175028).
51892732 is a wasteful number, since it uses less digits than its factorization.
51892732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36500 (or 36498 counting only the distinct ones).
The product of its digits is 30240, while the sum is 37.
The square root of 51892732 is about 7203.6610136791. The cubic root of 51892732 is about 372.9942857910.
It can be divided in two parts, 5189 and 2732, that added together give a square (7921 = 892).
The spelling of 51892732 in words is "fifty-one million, eight hundred ninety-two thousand, seven hundred thirty-two".
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