Base | Representation |
---|---|
bin | 10110110001000111… |
… | …10100000000011010 |
3 | 1011112212002221222111 |
4 | 23120203310000122 |
5 | 200013114420211 |
6 | 5340521342534 |
7 | 611621332261 |
oct | 133043640032 |
9 | 34485087874 |
10 | 12223201306 |
11 | 5202751068 |
12 | 2451637a4a |
13 | 11ca4833c4 |
14 | 83d51d5d8 |
15 | 4b815e421 |
hex | 2d88f401a |
12223201306 has 8 divisors (see below), whose sum is σ = 18337272660. Its totient is φ = 6110777088.
The previous prime is 12223201273. The next prime is 12223201307. The reversal of 12223201306 is 60310232221.
It can be written as a sum of positive squares in 2 ways, for example, as 12010187281 + 213014025 = 109591^2 + 14595^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (12223201307) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393061 + ... + 423016.
Almost surely, 212223201306 is an apocalyptic number.
12223201306 is a deficient number, since it is larger than the sum of its proper divisors (6114071354).
12223201306 is an equidigital number, since it uses as much as digits as its factorization.
12223201306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 823568.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 12223201306 its reverse (60310232221), we get a palindrome (72533433527).
The spelling of 12223201306 in words is "twelve billion, two hundred twenty-three million, two hundred one thousand, three hundred six".
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