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11266102661 = 111831355927
BaseRepresentation
bin10100111111000001…
…10001010110000101
31002002011011022110112
422133200301112011
5141033110241121
65101531402405
7546120202232
oct123740612605
932064138415
1011266102661
11486146a750
122224bb3405
1310a70b7548
1478c37c789
1545e10475b
hex29f831585

11266102661 has 8 divisors (see below), whose sum is σ = 12291184704. Its totient is φ = 10241169120.

The previous prime is 11266102651. The next prime is 11266102667. The reversal of 11266102661 is 16620166211.

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 11266102661 - 26 = 11266102597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11266102667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173480 + ... + 229406.

It is an arithmetic number, because the mean of its divisors is an integer number (1536398088).

Almost surely, 211266102661 is an apocalyptic number.

11266102661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11266102661 is a deficient number, since it is larger than the sum of its proper divisors (1025082043).

11266102661 is a wasteful number, since it uses less digits than its factorization.

11266102661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74251.

The product of its (nonzero) digits is 5184, while the sum is 32.

Adding to 11266102661 its reverse (16620166211), we get a palindrome (27886268872).

The spelling of 11266102661 in words is "eleven billion, two hundred sixty-six million, one hundred two thousand, six hundred sixty-one".

Divisors: 1 11 18313 55927 201443 615197 1024191151 11266102661