Base | Representation |
---|---|
bin | 1000010100000000… |
… | …1100010110111000 |
3 | 12202111210220020221 |
4 | 2011000030112320 |
5 | 14032220422334 |
6 | 1005231025424 |
7 | 106203521446 |
oct | 20500142670 |
9 | 5674726227 |
10 | 2231420344 |
11 | a4564014a |
12 | 52336b274 |
13 | 2973b2c8a |
14 | 1724d9b96 |
15 | d0d768b4 |
hex | 8500c5b8 |
2231420344 has 32 divisors (see below), whose sum is σ = 4420944000. Its totient is φ = 1052950752.
The previous prime is 2231420329. The next prime is 2231420351. The reversal of 2231420344 is 4430241322.
It is a happy number.
It is a super-3 number, since 3×22314203443 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12067 + ... + 67885.
It is an arithmetic number, because the mean of its divisors is an integer number (138154500).
Almost surely, 22231420344 is an apocalyptic number.
It is an amenable number.
2231420344 is a deficient number, since it is larger than the sum of its proper divisors (2189523656).
2231420344 is a wasteful number, since it uses less digits than its factorization.
2231420344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56107 (or 56103 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 2231420344 is about 47237.9121469186. The cubic root of 2231420344 is about 1306.7538734083.
Adding to 2231420344 its reverse (4430241322), we get a palindrome (6661661666).
The spelling of 2231420344 in words is "two billion, two hundred thirty-one million, four hundred twenty thousand, three hundred forty-four".
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