Base | Representation |
---|---|
bin | 100111001000100… |
… | …1101001010100110 |
3 | 10101111220002010210 |
4 | 1032101031022212 |
5 | 10142130230342 |
6 | 334145000250 |
7 | 44353306512 |
oct | 11621151246 |
9 | 3344802123 |
10 | 1313133222 |
11 | 614258475 |
12 | 307923086 |
13 | 17c085a0b |
14 | c657d142 |
15 | 7a43679c |
hex | 4e44d2a6 |
1313133222 has 16 divisors (see below), whose sum is σ = 2626650432. Its totient is φ = 437647080.
The previous prime is 1313133209. The next prime is 1313133229. The reversal of 1313133222 is 2223313131.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313133229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48397 + ... + 70487.
It is an arithmetic number, because the mean of its divisors is an integer number (164165652).
Almost surely, 21313133222 is an apocalyptic number.
1313133222 is an abundant number, since it is smaller than the sum of its proper divisors (1313517210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313133222 is a wasteful number, since it uses less digits than its factorization.
1313133222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32003.
The product of its digits is 648, while the sum is 21.
The square root of 1313133222 is about 36237.1801055215. The cubic root of 1313133222 is about 1095.0558333533.
Adding to 1313133222 its reverse (2223313131), we get a palindrome (3536446353).
The spelling of 1313133222 in words is "one billion, three hundred thirteen million, one hundred thirty-three thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •