Base | Representation |
---|---|
bin | 100000000111011… |
… | …110010100101000 |
3 | 1101112220101222010 |
4 | 200013132110220 |
5 | 2100420030440 |
6 | 125244555520 |
7 | 16231660203 |
oct | 4007362450 |
9 | 1345811863 |
10 | 538830120 |
11 | 257179054 |
12 | 130552ba0 |
13 | 8782c2ba |
14 | 517c293a |
15 | 32488580 |
hex | 201de528 |
538830120 has 64 divisors (see below), whose sum is σ = 1701576000. Its totient is φ = 136124928.
The previous prime is 538830109. The next prime is 538830151. The reversal of 538830120 is 21038835.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115885 + ... + 120444.
It is an arithmetic number, because the mean of its divisors is an integer number (26587125).
Almost surely, 2538830120 is an apocalyptic number.
It is an amenable number.
538830120 is an abundant number, since it is smaller than the sum of its proper divisors (1162745880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538830120 is a wasteful number, since it uses less digits than its factorization.
538830120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236362 (or 236358 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 538830120 is about 23212.7146193632. The cubic root of 538830120 is about 813.7367963011.
Adding to 538830120 its reverse (21038835), we get a palindrome (559868955).
The spelling of 538830120 in words is "five hundred thirty-eight million, eight hundred thirty thousand, one hundred twenty".
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