Base | Representation |
---|---|
bin | 11000001111101000001000… |
… | …10111101011011010001111 |
3 | 20222202201110122102120212002 |
4 | 30013310010113223122033 |
5 | 23441442023101024411 |
6 | 305215515044302515 |
7 | 14141526200655320 |
oct | 1407640427533217 |
9 | 228681418376762 |
10 | 53313502361231 |
11 | 15a95147225992 |
12 | 5b906200a1a3b |
13 | 2399598554228 |
14 | d2455c9ba447 |
15 | 626c1714733b |
hex | 307d045eb68f |
53313502361231 has 8 divisors (see below), whose sum is σ = 62226093941760. Its totient is φ = 44725005020088.
The previous prime is 53313502361221. The next prime is 53313502361233. The reversal of 53313502361231 is 13216320531335.
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-53313502361231 is a prime.
It is a super-2 number, since 2×533135023612312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53313502361233) 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, 81023559491 + ... + 81023560148.
It is an arithmetic number, because the mean of its divisors is an integer number (7778261742720).
Almost surely, 253313502361231 is an apocalyptic number.
53313502361231 is a deficient number, since it is larger than the sum of its proper divisors (8912591580529).
53313502361231 is a wasteful number, since it uses less digits than its factorization.
53313502361231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162047119693.
The product of its (nonzero) digits is 145800, while the sum is 38.
Adding to 53313502361231 its reverse (13216320531335), we get a palindrome (66529822892566).
The spelling of 53313502361231 in words is "fifty-three trillion, three hundred thirteen billion, five hundred two million, three hundred sixty-one thousand, two hundred thirty-one".
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