Base | Representation |
---|---|
bin | 1100101010101… |
… | …0101000110100 |
3 | 10200222011112210 |
4 | 3022222220310 |
5 | 102100041412 |
6 | 5134413420 |
7 | 1213402230 |
oct | 312525064 |
9 | 120864483 |
10 | 53127732 |
11 | 27a97719 |
12 | 15961270 |
13 | b011c38 |
14 | 70ad5c0 |
15 | 49e683c |
hex | 32aaa34 |
53127732 has 24 divisors (see below), whose sum is σ = 141674176. Its totient is φ = 15179328.
The previous prime is 53127691. The next prime is 53127733. The reversal of 53127732 is 23772135.
It is a self number, because there is not a number n which added to its sum of digits gives 53127732.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53127733) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316153 + ... + 316320.
Almost surely, 253127732 is an apocalyptic number.
It is an amenable number.
53127732 is an abundant number, since it is smaller than the sum of its proper divisors (88546444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53127732 is a wasteful number, since it uses less digits than its factorization.
53127732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632487 (or 632485 counting only the distinct ones).
The product of its digits is 8820, while the sum is 30.
The square root of 53127732 is about 7288.8772798011. The cubic root of 53127732 is about 375.9300930092.
Adding to 53127732 its reverse (23772135), we get a palindrome (76899867).
The spelling of 53127732 in words is "fifty-three million, one hundred twenty-seven thousand, seven hundred thirty-two".
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