Base | Representation |
---|---|
bin | 1100010001111… |
… | …0010001000000 |
3 | 10120220200110200 |
4 | 3010132101000 |
5 | 101141113232 |
6 | 5035525200 |
7 | 1163530665 |
oct | 304362100 |
9 | 116820420 |
10 | 51504192 |
11 | 27088953 |
12 | 152b9800 |
13 | a893c6c |
14 | 6ba9a6c |
15 | 47c577c |
hex | 311e440 |
51504192 has 42 divisors (see below), whose sum is σ = 147629118. Its totient is φ = 17167872.
The previous prime is 51504179. The next prime is 51504197. The reversal of 51504192 is 29140515.
It can be written as a sum of positive squares in only one way, i.e., 51494976 + 9216 = 7176^2 + 96^2 .
It is not an unprimeable number, because it can be changed into a prime (51504197) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44133 + ... + 45284.
It is an arithmetic number, because the mean of its divisors is an integer number (3514979).
Almost surely, 251504192 is an apocalyptic number.
It is an amenable number.
51504192 is an abundant number, since it is smaller than the sum of its proper divisors (96124926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51504192 is a wasteful number, since it uses less digits than its factorization.
51504192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89435 (or 89422 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 27.
The square root of 51504192 is about 7176.6421117400. The cubic root of 51504192 is about 372.0610375044.
The spelling of 51504192 in words is "fifty-one million, five hundred four thousand, one hundred ninety-two".
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