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2310000222 = 2317191118571
BaseRepresentation
bin1000100110101111…
…1100111001011110
312221222200011120210
42021223330321132
514212330001342
61021115153250
7111146451345
oct21153747136
95858604523
102310000222
11a85a313a2
12545745826
132aa766b4a
1417cb12b5c
15d7be979c
hex89afce5e

2310000222 has 32 divisors (see below), whose sum is σ = 4917417984. Its totient is φ = 720905600.

The previous prime is 2310000181. The next prime is 2310000223. The reversal of 2310000222 is 2220000132.

It is a super-2 number, since 2×23100002222 = 10672202051280098568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2310000198 and 2310000207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2310000223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39804 + ... + 78767.

It is an arithmetic number, because the mean of its divisors is an integer number (153669312).

Almost surely, 22310000222 is an apocalyptic number.

2310000222 is an abundant number, since it is smaller than the sum of its proper divisors (2607417762).

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

2310000222 is a wasteful number, since it uses less digits than its factorization.

2310000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118784.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2310000222 is about 48062.4616722864. The cubic root of 2310000222 is about 1321.9164506314.

Adding to 2310000222 its reverse (2220000132), we get a palindrome (4530000354).

The spelling of 2310000222 in words is "two billion, three hundred ten million, two hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 3 6 17 34 51 102 191 382 573 1146 3247 6494 9741 19482 118571 237142 355713 711426 2015707 4031414 6047121 12094242 22647061 45294122 67941183 135882366 385000037 770000074 1155000111 2310000222