Base | Representation |
---|---|
bin | 1100000000001100… |
… | …0100001000000101 |
3 | 22022112211000121012 |
4 | 3000003010020011 |
5 | 23044314410210 |
6 | 1251415132005 |
7 | 142562535662 |
oct | 30003041005 |
9 | 8275730535 |
10 | 3222028805 |
11 | 1403829a26 |
12 | 75b074005 |
13 | 3c46b2528 |
14 | 227cc0a69 |
15 | 13cd00305 |
hex | c00c4205 |
3222028805 has 4 divisors (see below), whose sum is σ = 3866434572. Its totient is φ = 2577623040.
The previous prime is 3222028801. The next prime is 3222028837. The reversal of 3222028805 is 5088202223.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1351812289 + 1870216516 = 36767^2 + 43246^2 .
It is not a de Polignac number, because 3222028805 - 22 = 3222028801 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3222028801) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322202876 + ... + 322202885.
It is an arithmetic number, because the mean of its divisors is an integer number (966608643).
Almost surely, 23222028805 is an apocalyptic number.
It is an amenable number.
3222028805 is a deficient number, since it is larger than the sum of its proper divisors (644405767).
3222028805 is an equidigital number, since it uses as much as digits as its factorization.
3222028805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644405766.
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 3222028805 is about 56762.9175166323. The cubic root of 3222028805 is about 1476.9863201713.
The spelling of 3222028805 in words is "three billion, two hundred twenty-two million, twenty-eight thousand, eight hundred five".
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