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166116713 = 7221116067
BaseRepresentation
bin10011110011010…
…11110101101001
3102120120121021212
421321223311221
5320011213323
624252242505
74054653200
oct1171536551
9376517255
10166116713
118584aa44
1247770435
1328552919
14180c2237
15e8b4b78
hex9e6bd69

166116713 has 12 divisors (see below), whose sum is σ = 194165712. Its totient is φ = 141702120.

The previous prime is 166116703. The next prime is 166116719. The reversal of 166116713 is 317611661.

It is not a de Polignac number, because 166116713 - 216 = 166051177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 166116713.

It is not an unprimeable number, because it can be changed into a prime (166116719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2306 + ... + 18372.

It is an arithmetic number, because the mean of its divisors is an integer number (16180476).

Almost surely, 2166116713 is an apocalyptic number.

It is an amenable number.

166116713 is a deficient number, since it is larger than the sum of its proper divisors (28048999).

166116713 is a wasteful number, since it uses less digits than its factorization.

166116713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16292 (or 16285 counting only the distinct ones).

The product of its digits is 4536, while the sum is 32.

The square root of 166116713 is about 12888.6272736859. The cubic root of 166116713 is about 549.7152388169.

The spelling of 166116713 in words is "one hundred sixty-six million, one hundred sixteen thousand, seven hundred thirteen".

Divisors: 1 7 49 211 1477 10339 16067 112469 787283 3390137 23730959 166116713