Base | Representation |
---|---|
bin | 10110100010011101… |
… | …01101111111001001 |
3 | 1011020021201102120220 |
4 | 23101032231333021 |
5 | 144240124343423 |
6 | 5320405540253 |
7 | 605566160505 |
oct | 132116557711 |
9 | 34207642526 |
10 | 12100231113 |
11 | 514a2a0803 |
12 | 2418414689 |
13 | 11aab59589 |
14 | 82b06d305 |
15 | 4ac46d9e3 |
hex | 2d13adfc9 |
12100231113 has 4 divisors (see below), whose sum is σ = 16133641488. Its totient is φ = 8066820740.
The previous prime is 12100231097. The next prime is 12100231123. The reversal of 12100231113 is 31113200121.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12100231113 - 24 = 12100231097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12100231092 and 12100231101.
It is not an unprimeable number, because it can be changed into a prime (12100231123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2016705183 + ... + 2016705188.
It is an arithmetic number, because the mean of its divisors is an integer number (4033410372).
Almost surely, 212100231113 is an apocalyptic number.
It is an amenable number.
12100231113 is a deficient number, since it is larger than the sum of its proper divisors (4033410375).
12100231113 is an equidigital number, since it uses as much as digits as its factorization.
12100231113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4033410374.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 12100231113 its reverse (31113200121), we get a palindrome (43213431234).
The spelling of 12100231113 in words is "twelve billion, one hundred million, two hundred thirty-one thousand, one hundred thirteen".
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