Base | Representation |
---|---|
bin | 1100011111010… |
… | …1011011100001 |
3 | 10122120110101220 |
4 | 3013311123201 |
5 | 101402314010 |
6 | 5110445253 |
7 | 1204161264 |
oct | 307653341 |
9 | 118513356 |
10 | 52385505 |
11 | 27630007 |
12 | 15663829 |
13 | ab12153 |
14 | 6d58cdb |
15 | 48eb970 |
hex | 31f56e1 |
52385505 has 16 divisors (see below), whose sum is σ = 86521344. Its totient is φ = 27037440.
The previous prime is 52385503. The next prime is 52385507. The reversal of 52385505 is 50558325.
It is an interprime number because it is at equal distance from previous prime (52385503) and next prime (52385507).
It is not a de Polignac number, because 52385505 - 21 = 52385503 is a prime.
It is a super-2 number, since 2×523855052 = 5488482268210050, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (52385503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55864 + ... + 56793.
It is an arithmetic number, because the mean of its divisors is an integer number (5407584).
Almost surely, 252385505 is an apocalyptic number.
It is an amenable number.
52385505 is a deficient number, since it is larger than the sum of its proper divisors (34135839).
52385505 is a wasteful number, since it uses less digits than its factorization.
52385505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112696.
The product of its (nonzero) digits is 30000, while the sum is 33.
The square root of 52385505 is about 7237.7831550828. The cubic root of 52385505 is about 374.1712185618.
The spelling of 52385505 in words is "fifty-two million, three hundred eighty-five thousand, five hundred five".
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