Base | Representation |
---|---|
bin | 100100101101111… |
… | …0000011110100110 |
3 | 10011212020202102100 |
4 | 1021123300132212 |
5 | 10010343410342 |
6 | 322130152530 |
7 | 42346640166 |
oct | 11133603646 |
9 | 3155222370 |
10 | 1232013222 |
11 | 582491850 |
12 | 2a4722746 |
13 | 16832290b |
14 | b98a45a6 |
15 | 73260e4c |
hex | 496f07a6 |
1232013222 has 96 divisors (see below), whose sum is σ = 3183058944. Its totient is φ = 340012800.
The previous prime is 1232013187. The next prime is 1232013227. The reversal of 1232013222 is 2223102321.
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 = 1232013195 and 1232013204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232013227) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98443 + ... + 110249.
It is an arithmetic number, because the mean of its divisors is an integer number (33156864).
Almost surely, 21232013222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1232013222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1591529472).
1232013222 is an abundant number, since it is smaller than the sum of its proper divisors (1951045722).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232013222 is a wasteful number, since it uses less digits than its factorization.
1232013222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11874 (or 11871 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1232013222 is about 35100.0458974059. The cubic root of 1232013222 is about 1072.0255172093.
Adding to 1232013222 its reverse (2223102321), we get a palindrome (3455115543).
The spelling of 1232013222 in words is "one billion, two hundred thirty-two million, thirteen thousand, two hundred twenty-two".
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