Base | Representation |
---|---|
bin | 1010100001001011100011… |
… | …01000100011001011010111 |
3 | 10000220020100202020010020200 |
4 | 11100211301220203023113 |
5 | 11012431331132003330 |
6 | 121105525433231543 |
7 | 4605052346311506 |
oct | 520456150431327 |
9 | 100806322203220 |
10 | 23130305344215 |
11 | 74085643a7533 |
12 | 27169845625b3 |
13 | cba2420378c4 |
14 | 59d726dc483d |
15 | 2a1a14155a60 |
hex | 150971a232d7 |
23130305344215 has 12 divisors (see below), whose sum is σ = 40092529263384. Its totient is φ = 12336162850224.
The previous prime is 23130305344213. The next prime is 23130305344297. The reversal of 23130305344215 is 51244350303132.
23130305344215 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 0 + 305 + 344 + 2 + 1 + 5 = 666.
It is not a de Polignac number, because 23130305344215 - 21 = 23130305344213 is a prime.
It is a super-2 number, since 2×231303053442152 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23130305344215.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23130305344213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257003392669 + ... + 257003392758.
It is an arithmetic number, because the mean of its divisors is an integer number (3341044105282).
Almost surely, 223130305344215 is an apocalyptic number.
23130305344215 is a deficient number, since it is larger than the sum of its proper divisors (16962223919169).
23130305344215 is a wasteful number, since it uses less digits than its factorization.
23130305344215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 514006785438 (or 514006785435 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 36.
Adding to 23130305344215 its reverse (51244350303132), we get a palindrome (74374655647347).
The spelling of 23130305344215 in words is "twenty-three trillion, one hundred thirty billion, three hundred five million, three hundred forty-four thousand, two hundred fifteen".
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