Base | Representation |
---|---|
bin | 10110110000001001… |
… | …11101011011011001 |
3 | 1011112021220001111122 |
4 | 23120010331123121 |
5 | 200004032112213 |
6 | 5340032135025 |
7 | 611462515415 |
oct | 133004753331 |
9 | 34467801448 |
10 | 12215113433 |
11 | 51a9127576 |
12 | 244a997475 |
13 | 11c88b0c93 |
14 | 83c415d45 |
15 | 4b75b2d08 |
hex | 2d813d6d9 |
12215113433 has 8 divisors (see below), whose sum is σ = 13034152800. Its totient is φ = 11413687968.
The previous prime is 12215113429. The next prime is 12215113453. The reversal of 12215113433 is 33431151221.
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 12215113433 - 22 = 12215113429 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12215113453) 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, 4402043 + ... + 4404816.
It is an arithmetic number, because the mean of its divisors is an integer number (1629269100).
Almost surely, 212215113433 is an apocalyptic number.
It is an amenable number.
12215113433 is a deficient number, since it is larger than the sum of its proper divisors (819039367).
12215113433 is an equidigital number, since it uses as much as digits as its factorization.
12215113433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8806951.
The product of its digits is 2160, while the sum is 26.
Adding to 12215113433 its reverse (33431151221), we get a palindrome (45646264654).
The spelling of 12215113433 in words is "twelve billion, two hundred fifteen million, one hundred thirteen thousand, four hundred thirty-three".
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