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11168001908 = 2271812203631
BaseRepresentation
bin10100110011010101…
…00010111101110100
31001211022120021112022
422121222202331310
5140333002030113
65044105012312
7543516310220
oct123152427564
931738507468
1011168001908
114811056148
1221b8184098
13108c98a36b
1477d323780
154556c7908
hex299aa2f74

11168001908 has 24 divisors (see below), whose sum is σ = 22459417344. Its totient is φ = 4759840800.

The previous prime is 11168001883. The next prime is 11168001919. The reversal of 11168001908 is 80910086111.

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, 1096748 + ... + 1106883.

It is an arithmetic number, because the mean of its divisors is an integer number (935809056).

Almost surely, 211168001908 is an apocalyptic number.

It is an amenable number.

11168001908 is an abundant number, since it is smaller than the sum of its proper divisors (11291415436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11168001908 is a wasteful number, since it uses less digits than its factorization.

11168001908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203823 (or 2203821 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 35.

The spelling of 11168001908 in words is "eleven billion, one hundred sixty-eight million, one thousand, nine hundred eight".

Divisors: 1 2 4 7 14 28 181 362 724 1267 2534 5068 2203631 4407262 8814524 15425417 30850834 61701668 398857211 797714422 1595428844 2792000477 5584000954 11168001908