Base | Representation |
---|---|
bin | 11000001011001100010111… |
… | …01111001000111111101111 |
3 | 20222020011020021021010011220 |
4 | 30011212023233020333233 |
5 | 23431443021040110411 |
6 | 305021521451314423 |
7 | 14124523653324600 |
oct | 1405461357107757 |
9 | 228204207233156 |
10 | 53161154613231 |
11 | 15a36578963a35 |
12 | 5b66ba314ba13 |
13 | 23880c9782592 |
14 | d1b0294cbda7 |
15 | 622c9c3b3b06 |
hex | 30598bbc8fef |
53161154613231 has 24 divisors (see below), whose sum is σ = 82454396976000. Its totient is φ = 30377669544432.
The previous prime is 53161154613227. The next prime is 53161154613239. The reversal of 53161154613231 is 13231645116135.
It is not a de Polignac number, because 53161154613231 - 22 = 53161154613227 is a prime.
It is a super-2 number, since 2×531611546132312 (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 (53161154613239) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39991390 + ... + 41299316.
It is an arithmetic number, because the mean of its divisors is an integer number (3435599874000).
Almost surely, 253161154613231 is an apocalyptic number.
53161154613231 is a deficient number, since it is larger than the sum of its proper divisors (29293242362769).
53161154613231 is a wasteful number, since it uses less digits than its factorization.
53161154613231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1584443 (or 1584436 counting only the distinct ones).
The product of its digits is 194400, while the sum is 42.
Adding to 53161154613231 its reverse (13231645116135), we get a palindrome (66392799729366).
The spelling of 53161154613231 in words is "fifty-three trillion, one hundred sixty-one billion, one hundred fifty-four million, six hundred thirteen thousand, two hundred thirty-one".
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