Base | Representation |
---|---|
bin | 1000010010000111… |
… | …0010100011010000 |
3 | 12201221210222102212 |
4 | 2010201302203100 |
5 | 14023200402240 |
6 | 1004344131252 |
7 | 106046005310 |
oct | 20441624320 |
9 | 5657728385 |
10 | 2223450320 |
11 | a41097153 |
12 | 520766b28 |
13 | 2958523a0 |
14 | 171423440 |
15 | d0300165 |
hex | 848728d0 |
2223450320 has 80 divisors (see below), whose sum is σ = 6362509440. Its totient is φ = 703683072.
The previous prime is 2223450311. The next prime is 2223450331. The reversal of 2223450320 is 230543222.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-3 number, since 3×22234503203 (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 15 ways as a sum of consecutive naturals, for example, 145430 + ... + 159989.
It is an arithmetic number, because the mean of its divisors is an integer number (79531368).
Almost surely, 22223450320 is an apocalyptic number.
2223450320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2223450320 is an abundant number, since it is smaller than the sum of its proper divisors (4139059120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2223450320 is a wasteful number, since it uses less digits than its factorization.
2223450320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305452 (or 305446 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 23.
The square root of 2223450320 is about 47153.4762239222. The cubic root of 2223450320 is about 1305.1962281320.
Adding to 2223450320 its reverse (230543222), we get a palindrome (2453993542).
The spelling of 2223450320 in words is "two billion, two hundred twenty-three million, four hundred fifty thousand, three hundred twenty".
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