Base | Representation |
---|---|
bin | 1100001010000… |
… | …0100110010000 |
3 | 10112221112101101 |
4 | 3002200212100 |
5 | 101023130311 |
6 | 5020514144 |
7 | 1156255210 |
oct | 302404620 |
9 | 115845341 |
10 | 50989456 |
11 | 26867151 |
12 | 150ab954 |
13 | a74389b |
14 | 6ab4240 |
15 | 4722ec1 |
hex | 30a0990 |
50989456 has 20 divisors (see below), whose sum is σ = 112905472. Its totient is φ = 21852576.
The previous prime is 50989447. The next prime is 50989457. The reversal of 50989456 is 65498905.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (50989457) 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, 227520 + ... + 227743.
Almost surely, 250989456 is an apocalyptic number.
50989456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
50989456 is an abundant number, since it is smaller than the sum of its proper divisors (61916016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50989456 is a wasteful number, since it uses less digits than its factorization.
50989456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455278 (or 455272 counting only the distinct ones).
The product of its (nonzero) digits is 388800, while the sum is 46.
The square root of 50989456 is about 7140.6901627224. The cubic root of 50989456 is about 370.8174185093.
The spelling of 50989456 in words is "fifty million, nine hundred eighty-nine thousand, four hundred fifty-six".
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