Base | Representation |
---|---|
bin | 1010111100111100011000… |
… | …0000000010101000010111 |
3 | 1120122012210201022110200100 |
4 | 2233033012000002220113 |
5 | 3034244222444331411 |
6 | 41340023225345143 |
7 | 2352004561402212 |
oct | 257170600025027 |
9 | 46565721273610 |
10 | 12042115230231 |
11 | 392303a1236a9 |
12 | 1425a140381b3 |
13 | 694749a63368 |
14 | 2d8bad07c779 |
15 | 15d39a47c456 |
hex | af3c6002a17 |
12042115230231 has 6 divisors (see below), whose sum is σ = 17394166443680. Its totient is φ = 8028076820148.
The previous prime is 12042115230221. The next prime is 12042115230239. The reversal of 12042115230231 is 13203251124021.
It is a happy number.
12042115230231 is a `hidden beast` number, since 1 + 2 + 0 + 421 + 1 + 5 + 2 + 3 + 0 + 231 = 666.
It is not a de Polignac number, because 12042115230231 - 229 = 12041578359319 is a prime.
It is a super-2 number, since 2×120421152302312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12042115230195 and 12042115230204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12042115230239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 669006401671 + ... + 669006401688.
Almost surely, 212042115230231 is an apocalyptic number.
12042115230231 is a deficient number, since it is larger than the sum of its proper divisors (5352051213449).
12042115230231 is a wasteful number, since it uses less digits than its factorization.
12042115230231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1338012803365 (or 1338012803362 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
Adding to 12042115230231 its reverse (13203251124021), we get a palindrome (25245366354252).
The spelling of 12042115230231 in words is "twelve trillion, forty-two billion, one hundred fifteen million, two hundred thirty thousand, two hundred thirty-one".
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