Base | Representation |
---|---|
bin | 10101111111111110… |
… | …00101100110101100 |
3 | 1010111010022221112221 |
4 | 22333333011212230 |
5 | 143142043432001 |
6 | 5231553005124 |
7 | 565454112436 |
oct | 127777054654 |
9 | 33433287487 |
10 | 11810920876 |
11 | 5010a58737 |
12 | 23575537a4 |
13 | 1162c322a1 |
14 | 80087d656 |
15 | 491d721a1 |
hex | 2bffc59ac |
11810920876 has 12 divisors (see below), whose sum is σ = 20671913808. Its totient is φ = 5904659792.
The previous prime is 11810920873. The next prime is 11810920889. The reversal of 11810920876 is 67802901811.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (11810920871) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166336 + ... + 226471.
It is an arithmetic number, because the mean of its divisors is an integer number (1722659484).
Almost surely, 211810920876 is an apocalyptic number.
It is an amenable number.
11810920876 is a deficient number, since it is larger than the sum of its proper divisors (8860992932).
11810920876 is a wasteful number, since it uses less digits than its factorization.
11810920876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400328 (or 400326 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 43.
The spelling of 11810920876 in words is "eleven billion, eight hundred ten million, nine hundred twenty thousand, eight hundred seventy-six".
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