Base | Representation |
---|---|
bin | 1000001111101011… |
… | …0001111111101111 |
3 | 12201020120110011020 |
4 | 2003322301333233 |
5 | 14013041140211 |
6 | 1003341025223 |
7 | 105563045235 |
oct | 20372617757 |
9 | 5636513136 |
10 | 2213224431 |
11 | a36342300 |
12 | 519255213 |
13 | 2936b1a72 |
14 | 16dd20955 |
15 | ce480306 |
hex | 83eb1fef |
2213224431 has 24 divisors (see below), whose sum is σ = 3254850480. Its totient is φ = 1336705920.
The previous prime is 2213224417. The next prime is 2213224471. The reversal of 2213224431 is 1344223122.
It is a happy number.
It is not a de Polignac number, because 2213224431 - 29 = 2213223919 is a prime.
It is a super-2 number, since 2×22132244312 = 9796724763950547522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2213224471) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95955 + ... + 116763.
It is an arithmetic number, because the mean of its divisors is an integer number (135618770).
Almost surely, 22213224431 is an apocalyptic number.
2213224431 is a deficient number, since it is larger than the sum of its proper divisors (1041626049).
2213224431 is a wasteful number, since it uses less digits than its factorization.
2213224431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21127 (or 21116 counting only the distinct ones).
The product of its digits is 2304, while the sum is 24.
The square root of 2213224431 is about 47044.9192899722. The cubic root of 2213224431 is about 1303.1922398282.
Adding to 2213224431 its reverse (1344223122), we get a palindrome (3557447553).
The spelling of 2213224431 in words is "two billion, two hundred thirteen million, two hundred twenty-four thousand, four hundred thirty-one".
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