Base | Representation |
---|---|
bin | 1100011011100… |
… | …0001001001000 |
3 | 10122002201001101 |
4 | 3012320021020 |
5 | 101321300342 |
6 | 5101231144 |
7 | 1202064355 |
oct | 306701110 |
9 | 118081041 |
10 | 52134472 |
11 | 27479445 |
12 | 155624b4 |
13 | aa54b00 |
14 | 6cd162c |
15 | 489c3b7 |
hex | 31b8248 |
52134472 has 24 divisors (see below), whose sum is σ = 105852690. Its totient is φ = 24061440.
The previous prime is 52134469. The next prime is 52134473. The reversal of 52134472 is 27443125.
It can be written as a sum of positive squares in 3 ways, for example, as 18887716 + 33246756 = 4346^2 + 5766^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 52134472.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52134473) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17929 + ... + 20632.
Almost surely, 252134472 is an apocalyptic number.
52134472 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
52134472 is an abundant number, since it is smaller than the sum of its proper divisors (53718218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52134472 is a wasteful number, since it uses less digits than its factorization.
52134472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38593 (or 38576 counting only the distinct ones).
The product of its digits is 6720, while the sum is 28.
The square root of 52134472 is about 7220.4204863706. The cubic root of 52134472 is about 373.5725811992.
Adding to 52134472 its reverse (27443125), we get a palindrome (79577597).
The spelling of 52134472 in words is "fifty-two million, one hundred thirty-four thousand, four hundred seventy-two".
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