Base | Representation |
---|---|
bin | 100100000111111… |
… | …0101010110011010 |
3 | 10010110210120122122 |
4 | 1020033311112122 |
5 | 4440300011414 |
6 | 320135421242 |
7 | 42015524036 |
oct | 11017652632 |
9 | 3113716578 |
10 | 1212110234 |
11 | 5722283a5 |
12 | 299b24822 |
13 | 1641746ba |
14 | b6da31c6 |
15 | 7162db8e |
hex | 483f559a |
1212110234 has 16 divisors (see below), whose sum is σ = 1932287400. Its totient is φ = 568280064.
The previous prime is 1212110233. The next prime is 1212110239. The reversal of 1212110234 is 4320112121.
It can be written as a sum of positive squares in 4 ways, for example, as 858783025 + 353327209 = 29305^2 + 18797^2 .
It is a super-2 number, since 2×12121102342 = 2938422438735069512, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is not an unprimeable number, because it can be changed into a prime (1212110233) 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, 57119 + ... + 75410.
Almost surely, 21212110234 is an apocalyptic number.
1212110234 is a deficient number, since it is larger than the sum of its proper divisors (720177166).
1212110234 is a wasteful number, since it uses less digits than its factorization.
1212110234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132817.
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 1212110234 is about 34815.3735295200. The cubic root of 1212110234 is about 1066.2213453375.
Adding to 1212110234 its reverse (4320112121), we get a palindrome (5532222355).
The spelling of 1212110234 in words is "one billion, two hundred twelve million, one hundred ten thousand, two hundred thirty-four".
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