Base | Representation |
---|---|
bin | 1100110010100… |
… | …0011110011000 |
3 | 10201221100120201 |
4 | 3030220132120 |
5 | 102213040120 |
6 | 5153431544 |
7 | 1220650024 |
oct | 314503630 |
9 | 121840521 |
10 | 53643160 |
11 | 2830999a |
12 | 15b6b5b4 |
13 | b16271c |
14 | 71a5384 |
15 | 4a9940a |
hex | 3328798 |
53643160 has 32 divisors (see below), whose sum is σ = 127798560. Its totient is φ = 20194816.
The previous prime is 53643157. The next prime is 53643167. The reversal of 53643160 is 6134635.
It is a super-2 number, since 2×536431602 = 5755177229571200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53643167) 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, 38764 + ... + 40123.
It is an arithmetic number, because the mean of its divisors is an integer number (3993705).
Almost surely, 253643160 is an apocalyptic number.
It is an amenable number.
53643160 is an abundant number, since it is smaller than the sum of its proper divisors (74155400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53643160 is a wasteful number, since it uses less digits than its factorization.
53643160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78915 (or 78911 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 53643160 is about 7324.1490973355. The cubic root of 53643160 is about 377.1418997855.
Adding to 53643160 its reverse (6134635), we get a palindrome (59777795).
The spelling of 53643160 in words is "fifty-three million, six hundred forty-three thousand, one hundred sixty".
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