Base | Representation |
---|---|
bin | 1100001000010… |
… | …0100100010000 |
3 | 10112201200212221 |
4 | 3002010210100 |
5 | 101010442030 |
6 | 5014230424 |
7 | 1155266365 |
oct | 302044420 |
9 | 115650787 |
10 | 50874640 |
11 | 26798963 |
12 | 15055414 |
13 | a70354b |
14 | 6a8446c |
15 | 46ede7a |
hex | 3084910 |
50874640 has 40 divisors (see below), whose sum is σ = 118842840. Its totient is φ = 20253696.
The previous prime is 50874631. The next prime is 50874661. The reversal of 50874640 is 4647805.
It can be written as a sum of positive squares in 4 ways, for example, as 7420176 + 43454464 = 2724^2 + 6592^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 50874596 and 50874605.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16932 + ... + 19708.
It is an arithmetic number, because the mean of its divisors is an integer number (2971071).
Almost surely, 250874640 is an apocalyptic number.
It is an amenable number.
50874640 is an abundant number, since it is smaller than the sum of its proper divisors (67968200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50874640 is a wasteful number, since it uses less digits than its factorization.
50874640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3019 (or 3013 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 50874640 is about 7132.6460728120. The cubic root of 50874640 is about 370.5388787686.
The spelling of 50874640 in words is "fifty million, eight hundred seventy-four thousand, six hundred forty".
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