Base | Representation |
---|---|
bin | 1100100010010… |
… | …1010001100011 |
3 | 10122221102020001 |
4 | 3020211101203 |
5 | 101430101400 |
6 | 5115000431 |
7 | 1205635522 |
oct | 310452143 |
9 | 118842201 |
10 | 52581475 |
11 | 27754271 |
12 | 15739117 |
13 | ab803cb |
14 | 6daa4b9 |
15 | 4939a6a |
hex | 3225463 |
52581475 has 24 divisors (see below), whose sum is σ = 68401872. Its totient is φ = 40051200.
The previous prime is 52581461. The next prime is 52581481. The reversal of 52581475 is 57418525.
It is not a de Polignac number, because 52581475 - 25 = 52581443 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43479 + ... + 44671.
It is an arithmetic number, because the mean of its divisors is an integer number (2850078).
Almost surely, 252581475 is an apocalyptic number.
52581475 is a deficient number, since it is larger than the sum of its proper divisors (15820397).
52581475 is a wasteful number, since it uses less digits than its factorization.
52581475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1287 (or 1282 counting only the distinct ones).
The product of its digits is 56000, while the sum is 37.
The square root of 52581475 is about 7251.3085026083. The cubic root of 52581475 is about 374.6372195244.
The spelling of 52581475 in words is "fifty-two million, five hundred eighty-one thousand, four hundred seventy-five".
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