Base | Representation |
---|---|
bin | 1100000011001… |
… | …1100100111001 |
3 | 10112002211211110 |
4 | 3000303210321 |
5 | 100414333110 |
6 | 5003150533 |
7 | 1152415260 |
oct | 300634471 |
9 | 115084743 |
10 | 50542905 |
11 | 265916a6 |
12 | 14b15449 |
13 | a61855a |
14 | 69d95d7 |
15 | 4685a20 |
hex | 3033939 |
50542905 has 32 divisors (see below), whose sum is σ = 92830464. Its totient is φ = 23003136.
The previous prime is 50542901. The next prime is 50542957. The reversal of 50542905 is 50924505.
It is a happy number.
It is not a de Polignac number, because 50542905 - 22 = 50542901 is a prime.
It is not an unprimeable number, because it can be changed into a prime (50542901) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26049 + ... + 27921.
It is an arithmetic number, because the mean of its divisors is an integer number (2900952).
Almost surely, 250542905 is an apocalyptic number.
It is an amenable number.
50542905 is a deficient number, since it is larger than the sum of its proper divisors (42287559).
50542905 is a wasteful number, since it uses less digits than its factorization.
50542905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2145.
The product of its (nonzero) digits is 9000, while the sum is 30.
The square root of 50542905 is about 7109.3533461209. The cubic root of 50542905 is about 369.7317388342.
The spelling of 50542905 in words is "fifty million, five hundred forty-two thousand, nine hundred five".
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