Base | Representation |
---|---|
bin | 1000010001011010… |
… | …0010010101100000 |
3 | 12201202021002210121 |
4 | 2010112202111200 |
5 | 14021422002240 |
6 | 1004201010024 |
7 | 106011640603 |
oct | 20426422540 |
9 | 5652232717 |
10 | 2220500320 |
11 | a3a461835 |
12 | 51b783914 |
13 | 29505b71c |
14 | 170c9633a |
15 | cee1b04a |
hex | 845a2560 |
2220500320 has 24 divisors (see below), whose sum is σ = 5245932384. Its totient is φ = 888200064.
The previous prime is 2220500297. The next prime is 2220500327. The reversal of 2220500320 is 230050222.
It is a super-2 number, since 2×22205003202 = 9861243342240204800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 2220500294 and 2220500303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220500327) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 6938904 + ... + 6939223.
It is an arithmetic number, because the mean of its divisors is an integer number (218580516).
Almost surely, 22220500320 is an apocalyptic number.
2220500320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2220500320 is an abundant number, since it is smaller than the sum of its proper divisors (3025432064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220500320 is a wasteful number, since it uses less digits than its factorization.
2220500320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13878142 (or 13878134 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 16.
The square root of 2220500320 is about 47122.1850087621. The cubic root of 2220500320 is about 1304.6187423323.
Adding to 2220500320 its reverse (230050222), we get a palindrome (2450550542).
The spelling of 2220500320 in words is "two billion, two hundred twenty million, five hundred thousand, three hundred twenty".
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