Base | Representation |
---|---|
bin | 1011111100101… |
… | …1010001001100 |
3 | 10111022010202120 |
4 | 2333023101030 |
5 | 100312200120 |
6 | 4550052540 |
7 | 1145655540 |
oct | 277132114 |
9 | 114263676 |
10 | 50115660 |
11 | 2631a701 |
12 | 1494a150 |
13 | a4c8c4a |
14 | 6927a20 |
15 | 45ee140 |
hex | 2fcb44c |
50115660 has 96 divisors (see below), whose sum is σ = 169827840. Its totient is φ = 10779648.
The previous prime is 50115647. The next prime is 50115661. The reversal of 50115660 is 6651105.
50115660 is nontrivially palindromic in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 50115660.
It is not an unprimeable number, because it can be changed into a prime (50115661) 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, 3631 + ... + 10649.
It is an arithmetic number, because the mean of its divisors is an integer number (1769040).
Almost surely, 250115660 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 50115660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84913920).
50115660 is an abundant number, since it is smaller than the sum of its proper divisors (119712180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50115660 is a wasteful number, since it uses less digits than its factorization.
50115660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7055 (or 7053 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 50115660 is about 7079.2414847920. The cubic root of 50115660 is about 368.6869945020.
Adding to 50115660 its reverse (6651105), we get a palindrome (56766765).
It can be divided in two parts, 501 and 15660, that added together give a palindrome (16161).
The spelling of 50115660 in words is "fifty million, one hundred fifteen thousand, six hundred sixty".
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