Base | Representation |
---|---|
bin | 1100011011111… |
… | …1000100111000 |
3 | 10122011011000020 |
4 | 3012333010320 |
5 | 101323202442 |
6 | 5102010440 |
7 | 1202243226 |
oct | 306770470 |
9 | 118134006 |
10 | 52162872 |
11 | 27498813 |
12 | 15576a20 |
13 | aa64a08 |
14 | 6cdbb16 |
15 | 48a59ec |
hex | 31bf138 |
52162872 has 16 divisors (see below), whose sum is σ = 130407240. Its totient is φ = 17387616.
The previous prime is 52162871. The next prime is 52162883. The reversal of 52162872 is 27826125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52162871) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086703 + ... + 1086750.
Almost surely, 252162872 is an apocalyptic number.
It is an amenable number.
52162872 is an abundant number, since it is smaller than the sum of its proper divisors (78244368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52162872 is a wasteful number, since it uses less digits than its factorization.
52162872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2173462 (or 2173458 counting only the distinct ones).
The product of its digits is 13440, while the sum is 33.
The square root of 52162872 is about 7222.3868630807. The cubic root of 52162872 is about 373.6404028343.
Adding to 52162872 its reverse (27826125), we get a palindrome (79988997).
The spelling of 52162872 in words is "fifty-two million, one hundred sixty-two thousand, eight hundred seventy-two".
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