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2792222261 is a prime number
BaseRepresentation
bin1010011001101101…
…1110111000110101
321012121001120212022
42212123132320311
521204302103021
61141023002525
7126123332453
oct24633367065
97177046768
102792222261
111203155a04
1265b139445
1335663602a
141c6b9b9d3
151152001ab
hexa66dee35

2792222261 has 2 divisors, whose sum is σ = 2792222262. Its totient is φ = 2792222260.

The previous prime is 2792222207. The next prime is 2792222269. The reversal of 2792222261 is 1622222972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2337722500 + 454499761 = 48350^2 + 21319^2 .

It is a cyclic number.

It is not a de Polignac number, because 2792222261 - 226 = 2725113397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2792222269) 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 as a sum of consecutive naturals, namely, 1396111130 + 1396111131.

It is an arithmetic number, because the mean of its divisors is an integer number (1396111131).

Almost surely, 22792222261 is an apocalyptic number.

It is an amenable number.

2792222261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2792222261 is an equidigital number, since it uses as much as digits as its factorization.

2792222261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 2792222261 is about 52841.4823883661. The cubic root of 2792222261 is about 1408.1534873581.

The spelling of 2792222261 in words is "two billion, seven hundred ninety-two million, two hundred twenty-two thousand, two hundred sixty-one".