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2200200212 = 22778578579
BaseRepresentation
bin1000001100100100…
…0110010000010100
312200100001202021202
42003021012100110
514001222401322
61002153532032
7105344251610
oct20311062024
95610052252
102200200212
11a29a56a91
12514a14018
13290aa1822
1416c2d0340
15cd25b292
hex83246414

2200200212 has 12 divisors (see below), whose sum is σ = 4400400480. Its totient is φ = 942942936.

The previous prime is 2200200181. The next prime is 2200200241. The reversal of 2200200212 is 2120020022.

2200200212 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2200200193 and 2200200202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39289262 + ... + 39289317.

It is an arithmetic number, because the mean of its divisors is an integer number (366700040).

Almost surely, 22200200212 is an apocalyptic number.

It is an amenable number.

2200200212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2200200212 is a wasteful number, since it uses less digits than its factorization.

2200200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78578590 (or 78578588 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2200200212 is about 46906.2918167702. The cubic root of 2200200212 is about 1300.6308992932.

Adding to 2200200212 its reverse (2120020022), we get a palindrome (4320220234).

The spelling of 2200200212 in words is "two billion, two hundred million, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 78578579 157157158 314314316 550050053 1100100106 2200200212