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2200220200 = 235222748463
BaseRepresentation
bin1000001100100100…
…1011001000101000
312200100002202201001
42003021023020220
514001224021300
61002154204344
7105344364103
oct20311131050
95610082631
102200220200
11a29a70002
12514a236b4
13290aaa959
1416c2d773a
15cd26216a
hex8324b228

2200220200 has 48 divisors (see below), whose sum is σ = 5138153280. Its totient is φ = 876192960.

The previous prime is 2200220179. The next prime is 2200220213. The reversal of 2200220200 is 20220022.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 11 ways as a sum of consecutive naturals, for example, 21169 + ... + 69631.

It is an arithmetic number, because the mean of its divisors is an integer number (107044860).

Almost surely, 22200220200 is an apocalyptic number.

2200220200 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 2200220200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2569076640).

2200220200 is an abundant number, since it is smaller than the sum of its proper divisors (2937933080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2200220200 is a wasteful number, since it uses less digits than its factorization.

2200220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48706 (or 48697 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2200220200 is about 46906.5048793875. The cubic root of 2200220200 is about 1300.6348378638.

Adding to 2200220200 its reverse (20220022), we get a palindrome (2220440222).

The spelling of 2200220200 in words is "two billion, two hundred million, two hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 227 454 908 1135 1816 2270 4540 5675 9080 11350 22700 45400 48463 96926 193852 242315 387704 484630 969260 1211575 1938520 2423150 4846300 9692600 11001101 22002202 44004404 55005505 88008808 110011010 220022020 275027525 440044040 550055050 1100110100 2200220200