Base | Representation |
---|---|
bin | 11000011011110010… |
… | …01101010110011011 |
3 | 1020212012211120120200 |
4 | 30031321031112123 |
5 | 203331202040322 |
6 | 10005404153243 |
7 | 643035116334 |
oct | 141571152633 |
9 | 36765746520 |
10 | 13118002587 |
11 | 5621852558 |
12 | 2661238823 |
13 | 1310979711 |
14 | 8c62c528b |
15 | 51b9b08ac |
hex | 30de4d59b |
13118002587 has 12 divisors (see below), whose sum is σ = 20062827720. Its totient is φ = 8230903488.
The previous prime is 13118002577. The next prime is 13118002609. The reversal of 13118002587 is 78520081131.
It is not a de Polignac number, because 13118002587 - 216 = 13117937051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13118002517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42869137 + ... + 42869442.
It is an arithmetic number, because the mean of its divisors is an integer number (1671902310).
Almost surely, 213118002587 is an apocalyptic number.
13118002587 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
13118002587 is a deficient number, since it is larger than the sum of its proper divisors (6944825133).
13118002587 is a wasteful number, since it uses less digits than its factorization.
13118002587 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85738602 (or 85738599 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 36.
The spelling of 13118002587 in words is "thirteen billion, one hundred eighteen million, two thousand, five hundred eighty-seven".
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