Base | Representation |
---|---|
bin | 11110110111011111… |
… | …110100100001101100 |
3 | 10011112211001021122002 |
4 | 132313133310201230 |
5 | 1020334143440322 |
6 | 23120440511432 |
7 | 2252215524530 |
oct | 366737644154 |
9 | 104484037562 |
10 | 33143343212 |
11 | 1306860a341 |
12 | 650b77b578 |
13 | 31826875b5 |
14 | 1865ac5bc0 |
15 | cdea84c92 |
hex | 7b77f486c |
33143343212 has 12 divisors (see below), whose sum is σ = 66286686480. Its totient is φ = 14204289936.
The previous prime is 33143343209. The next prime is 33143343217. The reversal of 33143343212 is 21234334133.
33143343212 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (33143343217) 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, 591845387 + ... + 591845442.
It is an arithmetic number, because the mean of its divisors is an integer number (5523890540).
Almost surely, 233143343212 is an apocalyptic number.
It is an amenable number.
33143343212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33143343212 is a wasteful number, since it uses less digits than its factorization.
33143343212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1183690840 (or 1183690838 counting only the distinct ones).
The product of its digits is 15552, while the sum is 29.
Adding to 33143343212 its reverse (21234334133), we get a palindrome (54377677345).
The spelling of 33143343212 in words is "thirty-three billion, one hundred forty-three million, three hundred forty-three thousand, two hundred twelve".
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