Base | Representation |
---|---|
bin | 1100010101110… |
… | …0110100000011 |
3 | 10121101200220101 |
4 | 3011130310003 |
5 | 101222313022 |
6 | 5045223231 |
7 | 1165645630 |
oct | 305346403 |
9 | 117350811 |
10 | 51760387 |
11 | 27243388 |
12 | 15401b17 |
13 | a953763 |
14 | 6c35187 |
15 | 4826627 |
hex | 315cd03 |
51760387 has 8 divisors (see below), whose sum is σ = 59294816. Its totient is φ = 44260992.
The previous prime is 51760369. The next prime is 51760399. The reversal of 51760387 is 78306715.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51760387 - 27 = 51760259 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51760987) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5508 + ... + 11569.
It is an arithmetic number, because the mean of its divisors is an integer number (7411852).
Almost surely, 251760387 is an apocalyptic number.
51760387 is a deficient number, since it is larger than the sum of its proper divisors (7534429).
51760387 is a wasteful number, since it uses less digits than its factorization.
51760387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17517.
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 51760387 is about 7194.4691951526. The cubic root of 51760387 is about 372.6769262969.
The spelling of 51760387 in words is "fifty-one million, seven hundred sixty thousand, three hundred eighty-seven".
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