Base | Representation |
---|---|
bin | 110001111000000001… |
… | …011100011010111111 |
3 | 12010020012220002001221 |
4 | 301320001130122333 |
5 | 1334134113031111 |
6 | 40334012014211 |
7 | 3604046063056 |
oct | 617001343277 |
9 | 163205802057 |
10 | 53553252031 |
11 | 20791461984 |
12 | a466a61367 |
13 | 5085c62a16 |
14 | 28405d139d |
15 | 15d67c0371 |
hex | c7805c6bf |
53553252031 has 4 divisors (see below), whose sum is σ = 53579804992. Its totient is φ = 53526699072.
The previous prime is 53553252013. The next prime is 53553252061. The reversal of 53553252031 is 13025235535.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 53553252031 - 27 = 53553251903 is a prime.
It is a super-2 number, since 2×535532520312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53553252061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13273455 + ... + 13277488.
It is an arithmetic number, because the mean of its divisors is an integer number (13394951248).
Almost surely, 253553252031 is an apocalyptic number.
53553252031 is a deficient number, since it is larger than the sum of its proper divisors (26552961).
53553252031 is a wasteful number, since it uses less digits than its factorization.
53553252031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26552960.
The product of its (nonzero) digits is 67500, while the sum is 34.
Adding to 53553252031 its reverse (13025235535), we get a palindrome (66578487566).
The spelling of 53553252031 in words is "fifty-three billion, five hundred fifty-three million, two hundred fifty-two thousand, thirty-one".
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