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8883806081 is a prime number
BaseRepresentation
bin10000100011000010…
…00001111110000001
3211221010110002220212
420101201001332001
5121143223243311
64025310443505
7433102051163
oct102141017601
924833402825
108883806081
113849749aa7
12187b203595
13ab76898b7
14603c0a933
1536edc8c8b
hex211841f81

8883806081 has 2 divisors, whose sum is σ = 8883806082. Its totient is φ = 8883806080.

The previous prime is 8883806047. The next prime is 8883806101. The reversal of 8883806081 is 1806083888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4512480625 + 4371325456 = 67175^2 + 66116^2 .

It is a cyclic number.

It is not a de Polignac number, because 8883806081 - 218 = 8883543937 is a prime.

It is a super-2 number, since 2×88838060812 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8883806011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4441903040 + 4441903041.

It is an arithmetic number, because the mean of its divisors is an integer number (4441903041).

Almost surely, 28883806081 is an apocalyptic number.

It is an amenable number.

8883806081 is a deficient number, since it is larger than the sum of its proper divisors (1).

8883806081 is an equidigital number, since it uses as much as digits as its factorization.

8883806081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 589824, while the sum is 50.

The square root of 8883806081 is about 94253.9446442429. The cubic root of 8883806081 is about 2071.0934253734.

The spelling of 8883806081 in words is "eight billion, eight hundred eighty-three million, eight hundred six thousand, eighty-one".