Base | Representation |
---|---|
bin | 1100011010001… |
… | …1100001111000 |
3 | 10121221102020021 |
4 | 3012203201320 |
5 | 101311100130 |
6 | 5055340224 |
7 | 1201263250 |
oct | 306434170 |
9 | 117842207 |
10 | 52050040 |
11 | 27420a69 |
12 | 15521674 |
13 | aa25553 |
14 | 6cac960 |
15 | 488237a |
hex | 31a3878 |
52050040 has 32 divisors (see below), whose sum is σ = 133843680. Its totient is φ = 17845632.
The previous prime is 52050017. The next prime is 52050049. The reversal of 52050040 is 4005025.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 52049996 and 52050023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52050049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92667 + ... + 93226.
It is an arithmetic number, because the mean of its divisors is an integer number (4182615).
Almost surely, 252050040 is an apocalyptic number.
It is an amenable number.
52050040 is an abundant number, since it is smaller than the sum of its proper divisors (81793640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52050040 is a wasteful number, since it uses less digits than its factorization.
52050040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185911 (or 185907 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 16.
The square root of 52050040 is about 7214.5713663391. The cubic root of 52050040 is about 373.3708047706.
Adding to 52050040 its reverse (4005025), we get a palindrome (56055065).
The spelling of 52050040 in words is "fifty-two million, fifty thousand, forty", and thus it is an eban number.
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