Base | Representation |
---|---|
bin | 1010111011110110000001… |
… | …1010111110010100001111 |
3 | 1120120102001122120120000210 |
4 | 2232331200122332110033 |
5 | 3033442034133121411 |
6 | 41323221322053503 |
7 | 2350435606334625 |
oct | 256754032762417 |
9 | 46512048516023 |
10 | 12023231145231 |
11 | 391602959a089 |
12 | 142222394a293 |
13 | 692a2a61c377 |
14 | 2d7cdb079515 |
15 | 15cb4268cca6 |
hex | aef606be50f |
12023231145231 has 8 divisors (see below), whose sum is σ = 16031089543600. Its totient is φ = 8015430088512.
The previous prime is 12023231145197. The next prime is 12023231145269. The reversal of 12023231145231 is 13254113232021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12023231145231 - 210 = 12023231144207 is a prime.
It is a super-2 number, since 2×120232311452312 (a number of 27 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 (12023231145031) 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, 13843756 + ... + 14686593.
It is an arithmetic number, because the mean of its divisors is an integer number (2003886192950).
Almost surely, 212023231145231 is an apocalyptic number.
12023231145231 is a deficient number, since it is larger than the sum of its proper divisors (4007858398369).
12023231145231 is a wasteful number, since it uses less digits than its factorization.
12023231145231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28670825.
The product of its (nonzero) digits is 8640, while the sum is 30.
Adding to 12023231145231 its reverse (13254113232021), we get a palindrome (25277344377252).
The spelling of 12023231145231 in words is "twelve trillion, twenty-three billion, two hundred thirty-one million, one hundred forty-five thousand, two hundred thirty-one".
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