Base | Representation |
---|---|
bin | 11001001111101101… |
… | …000100110101101100 |
3 | 2120222010122022001220 |
4 | 121033231010311230 |
5 | 421003344121030 |
6 | 20241445303340 |
7 | 1646510604144 |
oct | 311755046554 |
9 | 76863568056 |
10 | 27107020140 |
11 | 1055022a492 |
12 | 5306104b50 |
13 | 272cc117b5 |
14 | 145213d924 |
15 | a89b74a10 |
hex | 64fb44d6c |
27107020140 has 48 divisors (see below), whose sum is σ = 76752476640. Its totient is φ = 7147317760.
The previous prime is 27107020133. The next prime is 27107020141. The reversal of 27107020140 is 4102070172.
It is a self number, because there is not a number n which added to its sum of digits gives 27107020140.
It is not an unprimeable number, because it can be changed into a prime (27107020141) 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 15 ways as a sum of consecutive naturals, for example, 2532771 + ... + 2543450.
It is an arithmetic number, because the mean of its divisors is an integer number (1599009930).
Almost surely, 227107020140 is an apocalyptic number.
27107020140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27107020140 is an abundant number, since it is smaller than the sum of its proper divisors (49645456500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27107020140 is a wasteful number, since it uses less digits than its factorization.
27107020140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5076322 (or 5076320 counting only the distinct ones).
The product of its (nonzero) digits is 784, while the sum is 24.
The spelling of 27107020140 in words is "twenty-seven billion, one hundred seven million, twenty thousand, one hundred forty".
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