Base | Representation |
---|---|
bin | 1000010011111111… |
… | …1010010010010000 |
3 | 12202111200010201022 |
4 | 2010333322102100 |
5 | 14032211040240 |
6 | 1005225255012 |
7 | 106203062600 |
oct | 20477722220 |
9 | 5674603638 |
10 | 2231346320 |
11 | a4559a575 |
12 | 523334468 |
13 | 297388388 |
14 | 1724bac00 |
15 | d0d5e9b5 |
hex | 84ffa490 |
2231346320 has 120 divisors (see below), whose sum is σ = 6352718400. Its totient is φ = 724743936.
The previous prime is 2231346277. The next prime is 2231346331. The reversal of 2231346320 is 236431322.
It is a super-3 number, since 3×22313463203 (a number of 29 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2231346320.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59501 + ... + 89459.
It is an arithmetic number, because the mean of its divisors is an integer number (52939320).
Almost surely, 22231346320 is an apocalyptic number.
2231346320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2231346320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3176359200).
2231346320 is an abundant number, since it is smaller than the sum of its proper divisors (4121372080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231346320 is a wasteful number, since it uses less digits than its factorization.
2231346320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30005 (or 29992 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 26.
The square root of 2231346320 is about 47237.1286172223. The cubic root of 2231346320 is about 1306.7394233864.
Adding to 2231346320 its reverse (236431322), we get a palindrome (2467777642).
The spelling of 2231346320 in words is "two billion, two hundred thirty-one million, three hundred forty-six thousand, three hundred twenty".
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