Base | Representation |
---|---|
bin | 10001101001111110011… |
… | …111101000110000111010 |
3 | 11021222202011122112110200 |
4 | 101221332133220300322 |
5 | 124334321032000442 |
6 | 2325214514023030 |
7 | 153441531223653 |
oct | 21517637506072 |
9 | 4258664575420 |
10 | 1213303000122 |
11 | 428616a04a74 |
12 | 177190877a76 |
13 | 8a54c697c05 |
14 | 42a1d20852a |
15 | 21862a4034c |
hex | 11a7e7e8c3a |
1213303000122 has 96 divisors (see below), whose sum is σ = 2773490803200. Its totient is φ = 382276008576.
The previous prime is 1213303000109. The next prime is 1213303000127. The reversal of 1213303000122 is 2210003033121.
1213303000122 is a `hidden beast` number, since 1 + 21 + 330 + 300 + 0 + 12 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1213303000095 and 1213303000104.
It is not an unprimeable number, because it can be changed into a prime (1213303000127) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 358010404 + ... + 358013792.
It is an arithmetic number, because the mean of its divisors is an integer number (28890529200).
Almost surely, 21213303000122 is an apocalyptic number.
1213303000122 is an abundant number, since it is smaller than the sum of its proper divisors (1560187803078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1213303000122 is a wasteful number, since it uses less digits than its factorization.
1213303000122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5492 (or 5489 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1213303000122 its reverse (2210003033121), we get a palindrome (3423306033243).
The spelling of 1213303000122 in words is "one trillion, two hundred thirteen billion, three hundred three million, one hundred twenty-two", and thus it is an aban number.
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