Base | Representation |
---|---|
bin | 1011111110001… |
… | …1111001110000 |
3 | 10111111021011121 |
4 | 2333203321300 |
5 | 100323412220 |
6 | 4552152024 |
7 | 1146555652 |
oct | 277437160 |
9 | 114437147 |
10 | 50216560 |
11 | 26389499 |
12 | 14998614 |
13 | a532b54 |
14 | 69526d2 |
15 | 461deaa |
hex | 2fe3e70 |
50216560 has 40 divisors (see below), whose sum is σ = 117554976. Its totient is φ = 19948800.
The previous prime is 50216557. The next prime is 50216591. The reversal of 50216560 is 6561205.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10002 + ... + 14158.
Almost surely, 250216560 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50216560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58777488).
50216560 is an abundant number, since it is smaller than the sum of its proper divisors (67338416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50216560 is a wasteful number, since it uses less digits than its factorization.
50216560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4321 (or 4315 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 50216560 is about 7086.3643711003. The cubic root of 50216560 is about 368.9342597270.
Adding to 50216560 its reverse (6561205), we get a palindrome (56777765).
The spelling of 50216560 in words is "fifty million, two hundred sixteen thousand, five hundred sixty".
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