Base | Representation |
---|---|
bin | 100100101110010… |
… | …0001010011111100 |
3 | 10011212121220210120 |
4 | 1021130201103330 |
5 | 10010421310434 |
6 | 322134334540 |
7 | 42351432303 |
oct | 11134412374 |
9 | 3155556716 |
10 | 1232213244 |
11 | 582609059 |
12 | 2a47ba450 |
13 | 168392982 |
14 | b991743a |
15 | 732a0349 |
hex | 497214fc |
1232213244 has 96 divisors (see below), whose sum is σ = 3108833280. Its totient is φ = 378473472.
The previous prime is 1232213243. The next prime is 1232213287. The reversal of 1232213244 is 4423122321.
It is a happy number.
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 (1232213243) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2529969 + ... + 2530455.
It is an arithmetic number, because the mean of its divisors is an integer number (32383680).
Almost surely, 21232213244 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1232213244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1554416640).
1232213244 is an abundant number, since it is smaller than the sum of its proper divisors (1876620036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232213244 is a wasteful number, since it uses less digits than its factorization.
1232213244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747 (or 745 counting only the distinct ones).
The product of its digits is 2304, while the sum is 24.
The square root of 1232213244 is about 35102.8950942796. The cubic root of 1232213244 is about 1072.0835298672.
Adding to 1232213244 its reverse (4423122321), we get a palindrome (5655335565).
The spelling of 1232213244 in words is "one billion, two hundred thirty-two million, two hundred thirteen thousand, two hundred forty-four".
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