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2302321081 is a prime number
BaseRepresentation
bin1000100100111010…
…1010000110111001
312221110020000210011
42021032222012321
514203343233311
61020242421521
7111024256234
oct21116520671
95843200704
102302321081
11a816669a5
125430618a1
132a8ca8788
1417bab441b
15d71ce321
hex893aa1b9

2302321081 has 2 divisors, whose sum is σ = 2302321082. Its totient is φ = 2302321080.

The previous prime is 2302321039. The next prime is 2302321121. The reversal of 2302321081 is 1801232032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2262429225 + 39891856 = 47565^2 + 6316^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302321081 - 29 = 2302320569 is a prime.

It is a super-2 number, since 2×23023210812 = 10601364720034017122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2302321001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151160540 + 1151160541.

It is an arithmetic number, because the mean of its divisors is an integer number (1151160541).

Almost surely, 22302321081 is an apocalyptic number.

It is an amenable number.

2302321081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302321081 is an equidigital number, since it uses as much as digits as its factorization.

2302321081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2302321081 is about 47982.5080732552. The cubic root of 2302321081 is about 1320.4500074576.

The spelling of 2302321081 in words is "two billion, three hundred two million, three hundred twenty-one thousand, eighty-one".