Base | Representation |
---|---|
bin | 10110101111100101… |
… | …10000100110011110 |
3 | 1011111221220122202002 |
4 | 23113302300212132 |
5 | 200001321423202 |
6 | 5335342002302 |
7 | 611404124414 |
oct | 132762604636 |
9 | 34457818662 |
10 | 12210342302 |
11 | 51a6468994 |
12 | 2449276392 |
13 | 11c7900422 |
14 | 83b9332b4 |
15 | 4b6e6e302 |
hex | 2d7cb099e |
12210342302 has 4 divisors (see below), whose sum is σ = 18315513456. Its totient is φ = 6105171150.
The previous prime is 12210342251. The next prime is 12210342371. The reversal of 12210342302 is 20324301221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20324301221 = 7 ⋅2903471603.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052585574 + ... + 3052585577.
It is an arithmetic number, because the mean of its divisors is an integer number (4578878364).
Almost surely, 212210342302 is an apocalyptic number.
12210342302 is a deficient number, since it is larger than the sum of its proper divisors (6105171154).
12210342302 is an equidigital number, since it uses as much as digits as its factorization.
12210342302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6105171153.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 12210342302 its reverse (20324301221), we get a palindrome (32534643523).
The spelling of 12210342302 in words is "twelve billion, two hundred ten million, three hundred forty-two thousand, three hundred two".
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