Base | Representation |
---|---|
bin | 1100010101011101… |
… | …0101000101011111 |
3 | 22112202122202211121 |
4 | 3011113111011133 |
5 | 23240133232411 |
6 | 1304323031411 |
7 | 145024652464 |
oct | 30527250537 |
9 | 8482582747 |
10 | 3311227231 |
11 | 144a113034 |
12 | 784b0b567 |
13 | 40a013670 |
14 | 235a9d66b |
15 | 145a6e571 |
hex | c55d515f |
3311227231 has 4 divisors (see below), whose sum is σ = 3565937032. Its totient is φ = 3056517432.
The previous prime is 3311227219. The next prime is 3311227247. The reversal of 3311227231 is 1327221133.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 3311227231 - 215 = 3311194463 is a prime.
It is a super-2 number, since 2×33112272312 = 21928451550631854722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3311227196 and 3311227205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3311227631) 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, 127354881 + ... + 127354906.
It is an arithmetic number, because the mean of its divisors is an integer number (891484258).
Almost surely, 23311227231 is an apocalyptic number.
3311227231 is a deficient number, since it is larger than the sum of its proper divisors (254709801).
3311227231 is a wasteful number, since it uses less digits than its factorization.
3311227231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254709800.
The product of its digits is 1512, while the sum is 25.
The square root of 3311227231 is about 57543.2639932773. The cubic root of 3311227231 is about 1490.4920422007.
Adding to 3311227231 its reverse (1327221133), we get a palindrome (4638448364).
The spelling of 3311227231 in words is "three billion, three hundred eleven million, two hundred twenty-seven thousand, two hundred thirty-one".
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