Base | Representation |
---|---|
bin | 1000001100101000… |
… | …0000111001111000 |
3 | 12200100111221211002 |
4 | 2003022000321320 |
5 | 14001303043230 |
6 | 1002203024132 |
7 | 105346302152 |
oct | 20312007170 |
9 | 5610457732 |
10 | 2200440440 |
11 | a2a100520 |
12 | 514b0b048 |
13 | 290b56c83 |
14 | 16c353ad2 |
15 | cd2a7545 |
hex | 83280e78 |
2200440440 has 32 divisors (see below), whose sum is σ = 5401082160. Its totient is φ = 800160000.
The previous prime is 2200440427. The next prime is 2200440461. The reversal of 2200440440 is 440440022.
It is a Smith number, since the sum of its digits (20) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (20).
2200440440 is a modest number, since divided by 440440 gives 2200 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500061 + ... + 2500940.
Almost surely, 22200440440 is an apocalyptic number.
2200440440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2200440440 is an abundant number, since it is smaller than the sum of its proper divisors (3200641720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2200440440 is a wasteful number, since it uses less digits than its factorization.
2200440440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5001023 (or 5001019 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 20.
The square root of 2200440440 is about 46908.8524694433. The cubic root of 2200440440 is about 1300.6782338626.
Adding to 2200440440 its reverse (440440022), we get a palindrome (2640880462).
The spelling of 2200440440 in words is "two billion, two hundred million, four hundred forty thousand, four hundred forty".
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