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8268880231 is a prime number
BaseRepresentation
bin1111011001101110…
…10001100101100111
3210100021100122020101
413230313101211213
5113413313131411
63444302444531
7411624215353
oct75467214547
923307318211
108268880231
113563627117
121729293747
13a1a166351
1458629a463
15335e0d8c1
hex1ecdd1967

8268880231 has 2 divisors, whose sum is σ = 8268880232. Its totient is φ = 8268880230.

The previous prime is 8268880219. The next prime is 8268880253. The reversal of 8268880231 is 1320888628.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8268880231 - 29 = 8268879719 is a prime.

It is a super-2 number, since 2×82688802312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8268880831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4134440115 + 4134440116.

It is an arithmetic number, because the mean of its divisors is an integer number (4134440116).

Almost surely, 28268880231 is an apocalyptic number.

8268880231 is a deficient number, since it is larger than the sum of its proper divisors (1).

8268880231 is an equidigital number, since it uses as much as digits as its factorization.

8268880231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294912, while the sum is 46.

The square root of 8268880231 is about 90933.3834793361. The cubic root of 8268880231 is about 2022.1602409139.

The spelling of 8268880231 in words is "eight billion, two hundred sixty-eight million, eight hundred eighty thousand, two hundred thirty-one".