Base | Representation |
---|---|
bin | 1000010001010010… |
… | …1000001100101011 |
3 | 12201201022200112211 |
4 | 2010110220030223 |
5 | 14021310000133 |
6 | 1004142145551 |
7 | 106004455222 |
oct | 20424501453 |
9 | 5651280484 |
10 | 2220000043 |
11 | a3a14a988 |
12 | 51b5822b7 |
13 | 294c14ac1 |
14 | 170ba5cb9 |
15 | ced6cbcd |
hex | 8452832b |
2220000043 has 8 divisors (see below), whose sum is σ = 2351098368. Its totient is φ = 2091783144.
The previous prime is 2220000031. The next prime is 2220000053. The reversal of 2220000043 is 3400000222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2220000043 - 29 = 2219999531 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2219999978 and 2220000032.
It is not an unprimeable number, because it can be changed into a prime (2220000053) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718771 + ... + 721852.
It is an arithmetic number, because the mean of its divisors is an integer number (293887296).
Almost surely, 22220000043 is an apocalyptic number.
2220000043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
2220000043 is a deficient number, since it is larger than the sum of its proper divisors (131098325).
2220000043 is a wasteful number, since it uses less digits than its factorization.
2220000043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1440713.
The product of its (nonzero) digits is 96, while the sum is 13.
The square root of 2220000043 is about 47116.8764138711. The cubic root of 2220000043 is about 1304.5207584430.
Adding to 2220000043 its reverse (3400000222), we get a palindrome (5620000265).
The spelling of 2220000043 in words is "two billion, two hundred twenty million, forty-three", and thus it is an aban number.
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