Base | Representation |
---|---|
bin | 1011000111111011010100… |
… | …1111000000111000001101 |
3 | 1121022020212100112011000121 |
4 | 2301332311033000320031 |
5 | 3100342201000103230 |
6 | 42002431355024541 |
7 | 2401434635636305 |
oct | 261766517007015 |
9 | 47266770464017 |
10 | 12230812503565 |
11 | 399607088aa87 |
12 | 14564b643b151 |
13 | 6a948c513c96 |
14 | 303d8ddaa605 |
15 | 1632414b577a |
hex | b1fb53c0e0d |
12230812503565 has 16 divisors (see below), whose sum is σ = 14695460084016. Its totient is φ = 9772334208000.
The previous prime is 12230812503563. The next prime is 12230812503677. The reversal of 12230812503565 is 56530521803221.
It can be written as a sum of positive squares in 8 ways, for example, as 4401012383881 + 7829800119684 = 2097859^2 + 2798178^2 .
It is not a de Polignac number, because 12230812503565 - 21 = 12230812503563 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 (12230812503563) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12460215 + ... + 13405915.
It is an arithmetic number, because the mean of its divisors is an integer number (918466255251).
Almost surely, 212230812503565 is an apocalyptic number.
It is an amenable number.
12230812503565 is a deficient number, since it is larger than the sum of its proper divisors (2464647580451).
12230812503565 is a wasteful number, since it uses less digits than its factorization.
12230812503565 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 948960.
The product of its (nonzero) digits is 432000, while the sum is 43.
The spelling of 12230812503565 in words is "twelve trillion, two hundred thirty billion, eight hundred twelve million, five hundred three thousand, five hundred sixty-five".
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