Base | Representation |
---|---|
bin | 11001010100000101… |
… | …111001001101011010 |
3 | 2121011021011022122002 |
4 | 121110011321031122 |
5 | 421131220304340 |
6 | 20253035201002 |
7 | 1651363404506 |
oct | 312405711532 |
9 | 77137138562 |
10 | 27180634970 |
11 | 1058883a395 |
12 | 53268a6162 |
13 | 2742247778 |
14 | 145bc23306 |
15 | a91366715 |
hex | 65417935a |
27180634970 has 32 divisors (see below), whose sum is σ = 50151372480. Its totient is φ = 10600652160.
The previous prime is 27180634967. The next prime is 27180634991. The reversal of 27180634970 is 7943608172.
27180634970 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189125 + ... + 300215.
It is an arithmetic number, because the mean of its divisors is an integer number (1567230390).
Almost surely, 227180634970 is an apocalyptic number.
27180634970 is a deficient number, since it is larger than the sum of its proper divisors (22970737510).
27180634970 is a wasteful number, since it uses less digits than its factorization.
27180634970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111710.
The product of its (nonzero) digits is 508032, while the sum is 47.
The spelling of 27180634970 in words is "twenty-seven billion, one hundred eighty million, six hundred thirty-four thousand, nine hundred seventy".
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