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12085754188 = 2297260911939
BaseRepresentation
bin10110100000101110…
…11111100101001100
31011012021110220222111
423100113133211030
5144222423113223
65315131353404
7605332133644
oct132027374514
934167426874
1012085754188
115142103002
1224135b2864
1311a7b5b051
14829181524
154ab05e30d
hex2d05df94c

12085754188 has 24 divisors (see below), whose sum is σ = 21378092400. Its totient is φ = 5977786368.

The previous prime is 12085754173. The next prime is 12085754203. The reversal of 12085754188 is 88145758021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12085754173) and next prime (12085754203).

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, 1006323 + ... + 1018261.

It is an arithmetic number, because the mean of its divisors is an integer number (890753850).

Almost surely, 212085754188 is an apocalyptic number.

It is an amenable number.

12085754188 is a deficient number, since it is larger than the sum of its proper divisors (9292338212).

12085754188 is a wasteful number, since it uses less digits than its factorization.

12085754188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14649 (or 14647 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 49.

The spelling of 12085754188 in words is "twelve billion, eighty-five million, seven hundred fifty-four thousand, one hundred eighty-eight".

Divisors: 1 2 4 97 194 388 2609 5218 10436 11939 23878 47756 253073 506146 1012292 1158083 2316166 4632332 31148851 62297702 124595404 3021438547 6042877094 12085754188