Base | Representation |
---|---|
bin | 1100101001100… |
… | …0111000100101 |
3 | 10200211110210111 |
4 | 3022120320211 |
5 | 102040230023 |
6 | 5133053021 |
7 | 1212650224 |
oct | 312307045 |
9 | 120743714 |
10 | 53055013 |
11 | 27a48020 |
12 | 15927171 |
13 | acb7acb |
14 | 7090cbb |
15 | 49d000d |
hex | 3298e25 |
53055013 has 8 divisors (see below), whose sum is σ = 58671936. Its totient is φ = 47570400.
The previous prime is 53055001. The next prime is 53055019. The reversal of 53055013 is 31055035.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53055013 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 (53055019) 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, 32233 + ... + 33838.
It is an arithmetic number, because the mean of its divisors is an integer number (7333992).
Almost surely, 253055013 is an apocalyptic number.
It is an amenable number.
53055013 is a deficient number, since it is larger than the sum of its proper divisors (5616923).
53055013 is a wasteful number, since it uses less digits than its factorization.
53055013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66155.
The product of its (nonzero) digits is 1125, while the sum is 22.
The square root of 53055013 is about 7283.8872176881. The cubic root of 53055013 is about 375.7584956056.
Adding to 53055013 its sum of digits (22), we get a palindrome (53055035).
The spelling of 53055013 in words is "fifty-three million, fifty-five thousand, thirteen".
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