Base | Representation |
---|---|
bin | 1010000101010110111011… |
… | …1000111100000101011001 |
3 | 1110020220221000021211221212 |
4 | 2201111232320330011121 |
5 | 2423123011234322110 |
6 | 35325213120512505 |
7 | 2223010301433263 |
oct | 241255670740531 |
9 | 43226830254855 |
10 | 11087171010905 |
11 | 3595051aa2690 |
12 | 12b092717b735 |
13 | 625692109292 |
14 | 2a489c864b33 |
15 | 1436094c1e05 |
hex | a156ee3c159 |
11087171010905 has 32 divisors (see below), whose sum is σ = 15053976430848. Its totient is φ = 7767789408000.
The previous prime is 11087171010841. The next prime is 11087171010917. The reversal of 11087171010905 is 50901017178011.
11087171010905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11087171010905 - 26 = 11087171010841 is a prime.
It is a super-2 number, since 2×110871710109052 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26765957 + ... + 27177026.
It is an arithmetic number, because the mean of its divisors is an integer number (470436763464).
Almost surely, 211087171010905 is an apocalyptic number.
It is an amenable number.
11087171010905 is a deficient number, since it is larger than the sum of its proper divisors (3966805419943).
11087171010905 is a wasteful number, since it uses less digits than its factorization.
11087171010905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53943137.
The product of its (nonzero) digits is 17640, while the sum is 41.
Adding to 11087171010905 its reverse (50901017178011), we get a palindrome (61988188188916).
The spelling of 11087171010905 in words is "eleven trillion, eighty-seven billion, one hundred seventy-one million, ten thousand, nine hundred five".
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