Base | Representation |
---|---|
bin | 1100101010111… |
… | …0001001110101 |
3 | 10200222220022011 |
4 | 3022232021311 |
5 | 102101022013 |
6 | 5135004221 |
7 | 1213462222 |
oct | 312561165 |
9 | 120886264 |
10 | 53142133 |
11 | 27aa7520 |
12 | 15969671 |
13 | b018665 |
14 | 70b4949 |
15 | 49eac3d |
hex | 32ae275 |
53142133 has 8 divisors (see below), whose sum is σ = 58082976. Its totient is φ = 48219600.
The previous prime is 53142127. The next prime is 53142149. The reversal of 53142133 is 33124135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-53142133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53142113) 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, 1903 + ... + 10483.
It is an arithmetic number, because the mean of its divisors is an integer number (7260372).
Almost surely, 253142133 is an apocalyptic number.
It is an amenable number.
53142133 is a deficient number, since it is larger than the sum of its proper divisors (4940843).
53142133 is a wasteful number, since it uses less digits than its factorization.
53142133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9155.
The product of its digits is 1080, while the sum is 22.
The square root of 53142133 is about 7289.8650879149. The cubic root of 53142133 is about 375.9640569422.
Adding to 53142133 its reverse (33124135), we get a palindrome (86266268).
It can be divided in two parts, 5314 and 2133, that added together give a palindrome (7447).
The spelling of 53142133 in words is "fifty-three million, one hundred forty-two thousand, one hundred thirty-three".
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