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268318363 is a prime number
BaseRepresentation
bin11111111111000…
…11011010011011
3200200212222121011
433333203122123
51022142141423
642342554351
76435445165
oct1777433233
9620788534
10268318363
11128505615
1275a389b7
1343787581
14278c7935
1518851b0d
hexffe369b

268318363 has 2 divisors, whose sum is σ = 268318364. Its totient is φ = 268318362.

The previous prime is 268318343. The next prime is 268318403. The reversal of 268318363 is 363813862.

It is an a-pointer prime, because the next prime (268318403) can be obtained adding 268318363 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268318363 - 25 = 268318331 is a prime.

It is not a weakly prime, because it can be changed into another prime (268318343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134159181 + 134159182.

It is an arithmetic number, because the mean of its divisors is an integer number (134159182).

Almost surely, 2268318363 is an apocalyptic number.

268318363 is a deficient number, since it is larger than the sum of its proper divisors (1).

268318363 is an equidigital number, since it uses as much as digits as its factorization.

268318363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 40.

The square root of 268318363 is about 16380.4262154561. The cubic root of 268318363 is about 644.9857681694.

The spelling of 268318363 in words is "two hundred sixty-eight million, three hundred eighteen thousand, three hundred sixty-three".