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9068943361 = 952312
BaseRepresentation
bin10000111001000110…
…10001100000000001
3212102000211001112011
420130203101200001
5122033122141421
64055522532521
7440510514052
oct103443214001
925360731464
109068943361
113934200415
121911207141
13b16b3bb9a
14620640729
153812994e1
hex21c8d1801

9068943361 has 3 divisors (see below), whose sum is σ = 9069038593. Its totient is φ = 9068848130.

The previous prime is 9068943343. The next prime is 9068943397. The reversal of 9068943361 is 1633498609.

The square root of 9068943361 is 95231.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1633498609 = 1985973611.

It is a de Polignac number, because none of the positive numbers 2k-9068943361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9068943311) 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 in 2 ways as a sum of consecutive naturals, for example, 47616 + ... + 142846.

Almost surely, 29068943361 is an apocalyptic number.

9068943361 is the 95231-st square number.

9068943361 is the 47616-th centered octagonal number.

It is an amenable number.

9068943361 is a deficient number, since it is larger than the sum of its proper divisors (95232).

9068943361 is an frugal number, since it uses more digits than its factorization.

9068943361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190462 (or 95231 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 49.

The cubic root of 9068943361 is about 2085.3817243189.

Multiplying 9068943361 by its sum of digits (49), we get a square (444378224689 = 6666172).

The spelling of 9068943361 in words is "nine billion, sixty-eight million, nine hundred forty-three thousand, three hundred sixty-one".

Divisors: 1 95231 9068943361