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12611061676 = 22611033371489
BaseRepresentation
bin10111011111010110…
…11000011110101100
31012112212221022101101
423233223120132230
5201311412433201
65443214452444
7624341153443
oct135753303654
935485838341
1012611061676
115391685324
12253b504124
13125c934295
14878c43d5a
154dc225d01
hex2efad87ac

12611061676 has 48 divisors (see below), whose sum is σ = 22731392320. Its totient is φ = 6119608320.

The previous prime is 12611061649. The next prime is 12611061679. The reversal of 12611061676 is 67616011621.

It is not an unprimeable number, because it can be changed into a prime (12611061679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8468740 + ... + 8470228.

Almost surely, 212611061676 is an apocalyptic number.

It is an amenable number.

12611061676 is a deficient number, since it is larger than the sum of its proper divisors (10120330644).

12611061676 is a wasteful number, since it uses less digits than its factorization.

12611061676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994 (or 1992 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 12611061676 in words is "twelve billion, six hundred eleven million, sixty-one thousand, six hundred seventy-six".

Divisors: 1 2 4 61 103 122 206 244 337 412 674 1348 1489 2978 5956 6283 12566 20557 25132 34711 41114 69422 82228 90829 138844 153367 181658 306734 363316 501793 613468 1003586 2007172 2117371 4234742 8469484 9355387 18710774 30609373 37421548 51684679 61218746 103369358 122437492 206738716 3152765419 6305530838 12611061676