Base | Representation |
---|---|
bin | 1000001010101111… |
… | …1000111000100101 |
3 | 12122210122201221021 |
4 | 2002223320320211 |
5 | 13442242341034 |
6 | 1001321451141 |
7 | 105222211300 |
oct | 20253707045 |
9 | 5583581837 |
10 | 2192543269 |
11 | a256a7234 |
12 | 512340ab1 |
13 | 28c3205a7 |
14 | 16b299b37 |
15 | cc7476b4 |
hex | 82af8e25 |
2192543269 has 12 divisors (see below), whose sum is σ = 2552435148. Its totient is φ = 1877904000.
The previous prime is 2192543267. The next prime is 2192543321. The reversal of 2192543269 is 9623452912.
It can be written as a sum of positive squares in 2 ways, for example, as 1826280225 + 366263044 = 42735^2 + 19138^2 .
It is not a de Polignac number, because 2192543269 - 21 = 2192543267 is a prime.
It is a super-2 number, since 2×21925432692 = 9614491972874412722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2192543267) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51469 + ... + 83869.
It is an arithmetic number, because the mean of its divisors is an integer number (212702929).
Almost surely, 22192543269 is an apocalyptic number.
It is an amenable number.
2192543269 is a deficient number, since it is larger than the sum of its proper divisors (359891879).
2192543269 is a wasteful number, since it uses less digits than its factorization.
2192543269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33796 (or 33789 counting only the distinct ones).
The product of its digits is 233280, while the sum is 43.
The square root of 2192543269 is about 46824.6011088189. The cubic root of 2192543269 is about 1299.1203652914.
The spelling of 2192543269 in words is "two billion, one hundred ninety-two million, five hundred forty-three thousand, two hundred sixty-nine".
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