Base | Representation |
---|---|
bin | 100100001000001… |
… | …0011101001101000 |
3 | 10010111000212220022 |
4 | 1020100103221220 |
5 | 4440312444334 |
6 | 320142220012 |
7 | 42016551626 |
oct | 11020235150 |
9 | 3114025808 |
10 | 1212234344 |
11 | 572302672 |
12 | 299b84608 |
13 | 1641b9039 |
14 | b6dd6516 |
15 | 7165582e |
hex | 48413a68 |
1212234344 has 16 divisors (see below), whose sum is σ = 2293793700. Its totient is φ = 600556032.
The previous prime is 1212234329. The next prime is 1212234347. The reversal of 1212234344 is 4434322121.
It can be written as a sum of positive squares in 2 ways, for example, as 1206172900 + 6061444 = 34730^2 + 2462^2 .
It is a super-2 number, since 2×12122343442 = 2939024209546220672, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1212234347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694217 + ... + 695960.
Almost surely, 21212234344 is an apocalyptic number.
It is an amenable number.
1212234344 is a deficient number, since it is larger than the sum of its proper divisors (1081559356).
1212234344 is a wasteful number, since it uses less digits than its factorization.
1212234344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1390292 (or 1390288 counting only the distinct ones).
The product of its digits is 4608, while the sum is 26.
The square root of 1212234344 is about 34817.1558861433. The cubic root of 1212234344 is about 1066.2577348262.
Adding to 1212234344 its reverse (4434322121), we get a palindrome (5646556465).
The spelling of 1212234344 in words is "one billion, two hundred twelve million, two hundred thirty-four thousand, three hundred forty-four".
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