Base | Representation |
---|---|
bin | 1100011011001… |
… | …0110011011101 |
3 | 10122001121001111 |
4 | 3012302303131 |
5 | 101320100410 |
6 | 5100542021 |
7 | 1201643536 |
oct | 306626335 |
9 | 118047044 |
10 | 52112605 |
11 | 27463a76 |
12 | 15551911 |
13 | aa47b7c |
14 | 6cc768d |
15 | 4895b8a |
hex | 31b2cdd |
52112605 has 12 divisors (see below), whose sum is σ = 63599796. Its totient is φ = 40992000.
The previous prime is 52112561. The next prime is 52112609. The reversal of 52112605 is 50621125.
It can be written as a sum of positive squares in 6 ways, for example, as 20088324 + 32024281 = 4482^2 + 5659^2 .
It is not a de Polignac number, because 52112605 - 217 = 51981533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52112609) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17205 + ... + 20005.
It is an arithmetic number, because the mean of its divisors is an integer number (5299983).
Almost surely, 252112605 is an apocalyptic number.
It is an amenable number.
52112605 is a deficient number, since it is larger than the sum of its proper divisors (11487191).
52112605 is an equidigital number, since it uses as much as digits as its factorization.
52112605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2928 (or 2867 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 52112605 is about 7218.9060805637. The cubic root of 52112605 is about 373.5203441432.
It can be divided in two parts, 5211 and 2605, that multiplied together give a triangular number (13574655 = T5210).
The spelling of 52112605 in words is "fifty-two million, one hundred twelve thousand, six hundred five".
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