Base | Representation |
---|---|
bin | 1100000000010… |
… | …1011011011001 |
3 | 10111202020112120 |
4 | 3000011123121 |
5 | 100342311011 |
6 | 4555131453 |
7 | 1151000214 |
oct | 300053331 |
9 | 114666476 |
10 | 50353881 |
11 | 26472686 |
12 | 14a43b89 |
13 | a5804c6 |
14 | 698a77b |
15 | 4649a06 |
hex | 30056d9 |
50353881 has 16 divisors (see below), whose sum is σ = 71305344. Its totient is φ = 31497984.
The previous prime is 50353871. The next prime is 50353883. The reversal of 50353881 is 18835305.
It is not a de Polignac number, because 50353881 - 210 = 50352857 is a prime.
It is a super-2 number, since 2×503538812 = 5071026663524322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (50353883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17700 + ... + 20346.
It is an arithmetic number, because the mean of its divisors is an integer number (4456584).
Almost surely, 250353881 is an apocalyptic number.
50353881 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
It is an amenable number.
50353881 is a deficient number, since it is larger than the sum of its proper divisors (20951463).
50353881 is a wasteful number, since it uses less digits than its factorization.
50353881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3040.
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 50353881 is about 7096.0468572297. The cubic root of 50353881 is about 369.2702465770.
The spelling of 50353881 in words is "fifty million, three hundred fifty-three thousand, eight hundred eighty-one".
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