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2230971833 is a prime number
BaseRepresentation
bin1000010011111001…
…1110110110111001
312202110222010000102
42010332132312321
514032112044313
61005213245145
7106166643026
oct20476366671
95673863012
102230971833
11a45364182
125231937b5
13297286a9c
1417242054d
15d0cd8a58
hex84f9edb9

2230971833 has 2 divisors, whose sum is σ = 2230971834. Its totient is φ = 2230971832.

The previous prime is 2230971797. The next prime is 2230971839. The reversal of 2230971833 is 3381790322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1883820409 + 347151424 = 43403^2 + 18632^2 .

It is a cyclic number.

It is not a de Polignac number, because 2230971833 - 212 = 2230967737 is a prime.

It is a super-3 number, since 3×22309718333 (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2230971839) 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, 1115485916 + 1115485917.

It is an arithmetic number, because the mean of its divisors is an integer number (1115485917).

Almost surely, 22230971833 is an apocalyptic number.

It is an amenable number.

2230971833 is a deficient number, since it is larger than the sum of its proper divisors (1).

2230971833 is an equidigital number, since it uses as much as digits as its factorization.

2230971833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 2230971833 is about 47233.1645456876. The cubic root of 2230971833 is about 1306.6663159085. Note that the first 3 decimals are identical.

The spelling of 2230971833 in words is "two billion, two hundred thirty million, nine hundred seventy-one thousand, eight hundred thirty-three".