Base | Representation |
---|---|
bin | 110011111000111000… |
… | …1001111110010111101 |
3 | 101122121202221212221210 |
4 | 1213301301033302331 |
5 | 3311202140314323 |
6 | 123105044115033 |
7 | 11023230532245 |
oct | 1476161176275 |
9 | 348552855853 |
10 | 111430401213 |
11 | 4329161377a |
12 | 19719995a79 |
13 | a67a961161 |
14 | 557116ab25 |
15 | 2d72995293 |
hex | 19f1c4fcbd |
111430401213 has 8 divisors (see below), whose sum is σ = 148600238400. Its totient is φ = 74273749088.
The previous prime is 111430401193. The next prime is 111430401217. The reversal of 111430401213 is 312104034111.
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 111430401213 - 26 = 111430401149 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 111430401213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111430401217) 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, 3276528 + ... + 3310361.
It is an arithmetic number, because the mean of its divisors is an integer number (18575029800).
Almost surely, 2111430401213 is an apocalyptic number.
It is an amenable number.
111430401213 is a deficient number, since it is larger than the sum of its proper divisors (37169837187).
111430401213 is an equidigital number, since it uses as much as digits as its factorization.
111430401213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6592531.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 111430401213 its reverse (312104034111), we get a palindrome (423534435324).
The spelling of 111430401213 in words is "one hundred eleven billion, four hundred thirty million, four hundred one thousand, two hundred thirteen".
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