Base | Representation |
---|---|
bin | 1011111100000… |
… | …0011011110111 |
3 | 10111012212220010 |
4 | 2333000123313 |
5 | 100304240122 |
6 | 4545111303 |
7 | 1145412300 |
oct | 277003367 |
9 | 114185803 |
10 | 50071287 |
11 | 2629a332 |
12 | 14928533 |
13 | a4b19a6 |
14 | 69157a7 |
15 | 45e0e0c |
hex | 2fc06f7 |
50071287 has 24 divisors (see below), whose sum is σ = 78439296. Its totient is φ = 28325808.
The previous prime is 50071283. The next prime is 50071319. The reversal of 50071287 is 78217005.
It is a happy number.
It is not a de Polignac number, because 50071287 - 22 = 50071283 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50071283) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13488 + ... + 16794.
It is an arithmetic number, because the mean of its divisors is an integer number (3268304).
Almost surely, 250071287 is an apocalyptic number.
50071287 is a deficient number, since it is larger than the sum of its proper divisors (28368009).
50071287 is a wasteful number, since it uses less digits than its factorization.
50071287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3427 (or 3420 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 30.
The square root of 50071287 is about 7076.1067685557. The cubic root of 50071287 is about 368.5781490915.
The spelling of 50071287 in words is "fifty million, seventy-one thousand, two hundred eighty-seven".
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