Base | Representation |
---|---|
bin | 10110000110110110… |
… | …00000100010010001 |
3 | 1010122010210220202002 |
4 | 23003123000202101 |
5 | 143301323244133 |
6 | 5241412403345 |
7 | 600054124061 |
oct | 130333004221 |
9 | 33563726662 |
10 | 11868571793 |
11 | 5040554721 |
12 | 2372916555 |
13 | 1171b68c60 |
14 | 8083a93a1 |
15 | 496e5dce8 |
hex | 2c36c0891 |
11868571793 has 16 divisors (see below), whose sum is σ = 12992918400. Its totient is φ = 10775170560.
The previous prime is 11868571783. The next prime is 11868571823. The reversal of 11868571793 is 39717586811.
It is a cyclic number.
It is not a de Polignac number, because 11868571793 - 222 = 11864377489 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (11868571703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371393 + ... + 402081.
It is an arithmetic number, because the mean of its divisors is an integer number (812057400).
Almost surely, 211868571793 is an apocalyptic number.
11868571793 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
11868571793 is a deficient number, since it is larger than the sum of its proper divisors (1124346607).
11868571793 is a wasteful number, since it uses less digits than its factorization.
11868571793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31192.
The product of its digits is 2540160, while the sum is 56.
The spelling of 11868571793 in words is "eleven billion, eight hundred sixty-eight million, five hundred seventy-one thousand, seven hundred ninety-three".
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