Base | Representation |
---|---|
bin | 1010111011010000010111… |
… | …0100101101101000110101 |
3 | 1120112102222001222201111021 |
4 | 2232310011310231220311 |
5 | 3033310333013401123 |
6 | 41314430211341141 |
7 | 2346630225440341 |
oct | 256640564555065 |
9 | 46472861881437 |
10 | 12013121231413 |
11 | 3911810832205 |
12 | 1420281bb17b1 |
13 | 691aa8c29b43 |
14 | 2d761c4a4621 |
15 | 15c74ed1cc5d |
hex | aed05d2da35 |
12013121231413 has 8 divisors (see below), whose sum is σ = 12405943031040. Its totient is φ = 11620630791840.
The previous prime is 12013121231339. The next prime is 12013121231497. The reversal of 12013121231413 is 31413212131021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12013121231413 - 229 = 12012584360501 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 (12013121331413) 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 7 ways as a sum of consecutive naturals, for example, 82766320 + ... + 82911337.
It is an arithmetic number, because the mean of its divisors is an integer number (1550742878880).
Almost surely, 212013121231413 is an apocalyptic number.
It is an amenable number.
12013121231413 is a deficient number, since it is larger than the sum of its proper divisors (392821799627).
12013121231413 is a wasteful number, since it uses less digits than its factorization.
12013121231413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165680027.
The product of its (nonzero) digits is 864, while the sum is 25.
Adding to 12013121231413 its reverse (31413212131021), we get a palindrome (43426333362434).
The spelling of 12013121231413 in words is "twelve trillion, thirteen billion, one hundred twenty-one million, two hundred thirty-one thousand, four hundred thirteen".
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