Base | Representation |
---|---|
bin | 1000010110110111… |
… | …1110110001100011 |
3 | 12210100101201021000 |
4 | 2011231332301203 |
5 | 14043304021311 |
6 | 1010340203043 |
7 | 106410532542 |
oct | 20555766143 |
9 | 5710351230 |
10 | 2243423331 |
11 | a51399176 |
12 | 527399483 |
13 | 299a26436 |
14 | 173d42159 |
15 | d1e48056 |
hex | 85b7ec63 |
2243423331 has 32 divisors (see below), whose sum is σ = 3418632000. Its totient is φ = 1452971520.
The previous prime is 2243423297. The next prime is 2243423387. The reversal of 2243423331 is 1333243422.
It is not a de Polignac number, because 2243423331 - 211 = 2243421283 is a prime.
It is a super-2 number, since 2×22434233312 = 10065896484150271122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 2243423295 and 2243423304.
It is not an unprimeable number, because it can be changed into a prime (2243423131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 878845 + ... + 881393.
It is an arithmetic number, because the mean of its divisors is an integer number (106832250).
Almost surely, 22243423331 is an apocalyptic number.
2243423331 is a deficient number, since it is larger than the sum of its proper divisors (1175208669).
2243423331 is a wasteful number, since it uses less digits than its factorization.
2243423331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3476 (or 3470 counting only the distinct ones).
The product of its digits is 10368, while the sum is 27.
The square root of 2243423331 is about 47364.7899921450. The cubic root of 2243423331 is about 1309.0927290181.
Adding to 2243423331 its reverse (1333243422), we get a palindrome (3576666753).
The spelling of 2243423331 in words is "two billion, two hundred forty-three million, four hundred twenty-three thousand, three hundred thirty-one".
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