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2212323769 is a prime number
BaseRepresentation
bin1000001111011101…
…0110000110111001
312201011212200200101
42003313112012321
514012323330034
61003305435401
7105552304345
oct20367260671
95634780611
102212323769
11a35887657
12518a9bb61
13293457b26
1416db68625
15ce353514
hex83dd61b9

2212323769 has 2 divisors, whose sum is σ = 2212323770. Its totient is φ = 2212323768.

The previous prime is 2212323733. The next prime is 2212323791. The reversal of 2212323769 is 9673232122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1187491600 + 1024832169 = 34460^2 + 32013^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212323769 - 29 = 2212323257 is a prime.

It is a super-2 number, since 2×22123237692 = 9788752917764730722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2212323709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106161884 + 1106161885.

It is an arithmetic number, because the mean of its divisors is an integer number (1106161885).

Almost surely, 22212323769 is an apocalyptic number.

It is an amenable number.

2212323769 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212323769 is an equidigital number, since it uses as much as digits as its factorization.

2212323769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 2212323769 is about 47035.3459538675. The cubic root of 2212323769 is about 1303.0154397164.

The spelling of 2212323769 in words is "two billion, two hundred twelve million, three hundred twenty-three thousand, seven hundred sixty-nine".