Search a number
-
+
268692041 is a prime number
BaseRepresentation
bin10000000000111…
…110101001001001
3200201120222012002
4100000332221021
51022241121131
642355000345
76441562502
oct2000765111
9621528162
10268692041
11128740342
1275b990b5
1343888697
1427983ba9
15188c76cb
hex1003ea49

268692041 has 2 divisors, whose sum is σ = 268692042. Its totient is φ = 268692040.

The previous prime is 268692019. The next prime is 268692071. The reversal of 268692041 is 140296862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267649600 + 1042441 = 16360^2 + 1021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-268692041 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 268691986 and 268692004.

It is not a weakly prime, because it can be changed into another prime (268692001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134346020 + 134346021.

It is an arithmetic number, because the mean of its divisors is an integer number (134346021).

Almost surely, 2268692041 is an apocalyptic number.

It is an amenable number.

268692041 is a deficient number, since it is larger than the sum of its proper divisors (1).

268692041 is an equidigital number, since it uses as much as digits as its factorization.

268692041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 268692041 is about 16391.8284825092. The cubic root of 268692041 is about 645.2850459754.

The spelling of 268692041 in words is "two hundred sixty-eight million, six hundred ninety-two thousand, forty-one".