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11492268805 = 57129322409
BaseRepresentation
bin10101011001111111…
…00001101100000101
31002122220201202002101
422230333201230011
5142014010100210
65140211112101
7554534446603
oct125477415405
932586652071
1011492268805
1149680a4716
1222888a2631
131111c03774
147b0412873
15473dcba3a
hex2acfe1b05

11492268805 has 8 divisors (see below), whose sum is σ = 13792699800. Its totient is φ = 9192496896.

The previous prime is 11492268797. The next prime is 11492268817. The reversal of 11492268805 is 50886229411.

It is a Cunningham number, because it is equal to 1072022+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 11492268804 = 1^2 + 107202^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11492268805 - 23 = 11492268797 is a prime.

It is a super-2 number, since 2×114922688052 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125560 + ... + 196849.

It is an arithmetic number, because the mean of its divisors is an integer number (1724087475).

Almost surely, 211492268805 is an apocalyptic number.

It is an amenable number.

11492268805 is a deficient number, since it is larger than the sum of its proper divisors (2300430995).

11492268805 is an equidigital number, since it uses as much as digits as its factorization.

11492268805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329543.

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 11492268805 in words is "eleven billion, four hundred ninety-two million, two hundred sixty-eight thousand, eight hundred five".

Divisors: 1 5 7129 35645 322409 1612045 2298453761 11492268805