Base | Representation |
---|---|
bin | 10110111010101000… |
… | …10011010000111011 |
3 | 1011202102022020011201 |
4 | 23131110103100323 |
5 | 200144033133430 |
6 | 5352452235031 |
7 | 613610645140 |
oct | 133524232073 |
9 | 34672266151 |
10 | 12303021115 |
11 | 5243809950 |
12 | 247430ba77 |
13 | 1210b7c768 |
14 | 849d7a3c7 |
15 | 4c01798ca |
hex | 2dd51343b |
12303021115 has 16 divisors (see below), whose sum is σ = 18406598400. Its totient is φ = 7669415520.
The previous prime is 12303021089. The next prime is 12303021163. The reversal of 12303021115 is 51112030321.
It is not a de Polignac number, because 12303021115 - 211 = 12303019067 is a prime.
It is a super-2 number, since 2×123030211152 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12303021092 and 12303021101.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15977565 + ... + 15978334.
It is an arithmetic number, because the mean of its divisors is an integer number (1150412400).
Almost surely, 212303021115 is an apocalyptic number.
12303021115 is a deficient number, since it is larger than the sum of its proper divisors (6103577285).
12303021115 is a wasteful number, since it uses less digits than its factorization.
12303021115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31955922.
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 12303021115 its reverse (51112030321), we get a palindrome (63415051436).
The spelling of 12303021115 in words is "twelve billion, three hundred three million, twenty-one thousand, one hundred fifteen".
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