Base | Representation |
---|---|
bin | 11001001111111100… |
… | …111001000010111100 |
3 | 2120222102102221022110 |
4 | 121033330321002330 |
5 | 421010424304030 |
6 | 20242114214020 |
7 | 1646561052462 |
oct | 311774710274 |
9 | 76872387273 |
10 | 27111166140 |
11 | 10552601433 |
12 | 5307584310 |
13 | 2730a33956 |
14 | 14528dc832 |
15 | a8a1e31b0 |
hex | 64ff390bc |
27111166140 has 48 divisors (see below), whose sum is σ = 77962927392. Its totient is φ = 7034247936.
The previous prime is 27111166133. The next prime is 27111166213. The reversal of 27111166140 is 4166111172.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 27111166098 and 27111166107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6103899 + ... + 6108338.
It is an arithmetic number, because the mean of its divisors is an integer number (1624227654).
Almost surely, 227111166140 is an apocalyptic number.
27111166140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27111166140 is an abundant number, since it is smaller than the sum of its proper divisors (50851761252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27111166140 is a wasteful number, since it uses less digits than its factorization.
27111166140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12212286 (or 12212284 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 30.
The spelling of 27111166140 in words is "twenty-seven billion, one hundred eleven million, one hundred sixty-six thousand, one hundred forty".
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