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4291697279 is a prime number
BaseRepresentation
bin1111111111001110…
…0001101001111111
3102002002120210220002
43333303201221333
532242133303104
61545505544515
7211231552652
oct37763415177
912062523802
104291697279
111902607761
129b934513b
135351a335c
142c9da5899
151a1b9401e
hexffce1a7f

4291697279 has 2 divisors, whose sum is σ = 4291697280. Its totient is φ = 4291697278.

The previous prime is 4291697251. The next prime is 4291697297. The reversal of 4291697279 is 9727961924.

Together with next prime (4291697297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4291697279 - 212 = 4291693183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4291697239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2145848639 + 2145848640.

It is an arithmetic number, because the mean of its divisors is an integer number (2145848640).

Almost surely, 24291697279 is an apocalyptic number.

4291697279 is a deficient number, since it is larger than the sum of its proper divisors (1).

4291697279 is an equidigital number, since it uses as much as digits as its factorization.

4291697279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 56.

The square root of 4291697279 is about 65511.0469997236. The cubic root of 4291697279 is about 1625.0860424973.

The spelling of 4291697279 in words is "four billion, two hundred ninety-one million, six hundred ninety-seven thousand, two hundred seventy-nine".