Base | Representation |
---|---|
bin | 1100001110011… |
… | …0010001010000 |
3 | 10120111000211212 |
4 | 3003212101100 |
5 | 101111243312 |
6 | 5030555252 |
7 | 1161554210 |
oct | 303462120 |
9 | 116430755 |
10 | 51274832 |
11 | 26a415a4 |
12 | 15208b28 |
13 | a81374b |
14 | 6b4a240 |
15 | 477c822 |
hex | 30e6450 |
51274832 has 40 divisors (see below), whose sum is σ = 115248576. Its totient is φ = 21643776.
The previous prime is 51274829. The next prime is 51274849. The reversal of 51274832 is 23847215.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4088 + ... + 10920.
Almost surely, 251274832 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 51274832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57624288).
51274832 is an abundant number, since it is smaller than the sum of its proper divisors (63973744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51274832 is a wasteful number, since it uses less digits than its factorization.
51274832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6915 (or 6909 counting only the distinct ones).
The product of its digits is 13440, while the sum is 32.
The square root of 51274832 is about 7160.6446637157. The cubic root of 51274832 is about 371.5079245502.
The spelling of 51274832 in words is "fifty-one million, two hundred seventy-four thousand, eight hundred thirty-two".
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