Base | Representation |
---|---|
bin | 10110111011011111… |
… | …01111001010110110 |
3 | 1011202220211122000000 |
4 | 23131233233022312 |
5 | 200202403311202 |
6 | 5353310332130 |
7 | 614026041462 |
oct | 133557571266 |
9 | 34686748000 |
10 | 12310213302 |
11 | 5247881502 |
12 | 24767ba046 |
13 | 12124ca2aa |
14 | 84accd4a2 |
15 | 4c0aea91c |
hex | 2ddbef2b6 |
12310213302 has 56 divisors (see below), whose sum is σ = 27954445584. Its totient is φ = 4063515984.
The previous prime is 12310213283. The next prime is 12310213339. The reversal of 12310213302 is 20331201321.
12310213302 is a `hidden beast` number, since 1 + 2 + 310 + 21 + 330 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
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 27 ways as a sum of consecutive naturals, for example, 109188 + ... + 191160.
Almost surely, 212310213302 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12310213302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13977222792).
12310213302 is an abundant number, since it is smaller than the sum of its proper divisors (15644232282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12310213302 is an equidigital number, since it uses as much as digits as its factorization.
12310213302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82096 (or 82081 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 12310213302 its reverse (20331201321), we get a palindrome (32641414623).
The spelling of 12310213302 in words is "twelve billion, three hundred ten million, two hundred thirteen thousand, three hundred two".
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