Base | Representation |
---|---|
bin | 1100100000110… |
… | …1111000001010 |
3 | 10122202112202200 |
4 | 3020031320022 |
5 | 101414020032 |
6 | 5112541030 |
7 | 1205056236 |
oct | 310157012 |
9 | 118675680 |
10 | 52485642 |
11 | 27699270 |
12 | 156b1776 |
13 | ab488c1 |
14 | 6d835c6 |
15 | 491b47c |
hex | 320de0a |
52485642 has 24 divisors (see below), whose sum is σ = 124057440. Its totient is φ = 15904680.
The previous prime is 52485599. The next prime is 52485661. The reversal of 52485642 is 24658425.
It is a happy number.
52485642 is a `hidden beast` number, since 5 + 2 + 4 + 8 + 5 + 642 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 52485597 and 52485606.
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 11 ways as a sum of consecutive naturals, for example, 132342 + ... + 132737.
It is an arithmetic number, because the mean of its divisors is an integer number (5169060).
Almost surely, 252485642 is an apocalyptic number.
52485642 is an abundant number, since it is smaller than the sum of its proper divisors (71571798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52485642 is a wasteful number, since it uses less digits than its factorization.
52485642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265098 (or 265095 counting only the distinct ones).
The product of its digits is 76800, while the sum is 36.
The square root of 52485642 is about 7244.6975092132. The cubic root of 52485642 is about 374.4094812551.
The spelling of 52485642 in words is "fifty-two million, four hundred eighty-five thousand, six hundred forty-two".
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