Base | Representation |
---|---|
bin | 1000010111010110… |
… | …1000111101000111 |
3 | 12210111011201102020 |
4 | 2011311220331013 |
5 | 14044312243421 |
6 | 1010451214223 |
7 | 106433564250 |
oct | 20565507507 |
9 | 5714151366 |
10 | 2245431111 |
11 | a5253a6a0 |
12 | 527ba7373 |
13 | 29a27a281 |
14 | 174305b27 |
15 | d21e2dc6 |
hex | 85d68f47 |
2245431111 has 64 divisors (see below), whose sum is σ = 4088724480. Its totient is φ = 1059932160.
The previous prime is 2245431103. The next prime is 2245431119. The reversal of 2245431111 is 1111345422.
It is an interprime number because it is at equal distance from previous prime (2245431103) and next prime (2245431119).
It is not a de Polignac number, because 2245431111 - 23 = 2245431103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2245431119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104025 + ... + 123741.
It is an arithmetic number, because the mean of its divisors is an integer number (63886320).
Almost surely, 22245431111 is an apocalyptic number.
2245431111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2245431111 is a deficient number, since it is larger than the sum of its proper divisors (1843293369).
2245431111 is a wasteful number, since it uses less digits than its factorization.
2245431111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19784.
The product of its digits is 960, while the sum is 24.
The square root of 2245431111 is about 47385.9801101549. The cubic root of 2245431111 is about 1309.4831422548.
Adding to 2245431111 its reverse (1111345422), we get a palindrome (3356776533).
The spelling of 2245431111 in words is "two billion, two hundred forty-five million, four hundred thirty-one thousand, one hundred eleven".
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