Base | Representation |
---|---|
bin | 1000001100100001… |
… | …1010010000110100 |
3 | 12200022201121002222 |
4 | 2003020122100310 |
5 | 14001201120040 |
6 | 1002150021512 |
7 | 105342601352 |
oct | 20310322064 |
9 | 5608647088 |
10 | 2200020020 |
11 | a29943670 |
12 | 514947898 |
13 | 290a3a7c3 |
14 | 16c2847d2 |
15 | cd222bb5 |
hex | 8321a434 |
2200020020 has 48 divisors (see below), whose sum is σ = 5060252736. Its totient is φ = 796800000.
The previous prime is 2200020007. The next prime is 2200020029. The reversal of 2200020020 is 200200022.
2200020020 is a modest number, since divided by 20020 gives 2200 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2200020029) 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 15 ways as a sum of consecutive naturals, for example, 35300 + ... + 75140.
It is an arithmetic number, because the mean of its divisors is an integer number (105421932).
Almost surely, 22200020020 is an apocalyptic number.
2200020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2200020020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2530126368).
2200020020 is an abundant number, since it is smaller than the sum of its proper divisors (2860232716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2200020020 is a wasteful number, since it uses less digits than its factorization.
2200020020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40112 (or 40110 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 8.
The square root of 2200020020 is about 46904.3710116659. The cubic root of 2200020020 is about 1300.5953919668.
Adding to 2200020020 its reverse (200200022), we get a palindrome (2400220042).
The spelling of 2200020020 in words is "two billion, two hundred million, twenty thousand, twenty".
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