Base | Representation |
---|---|
bin | 101111110010010000… |
… | …1010100101001100010 |
3 | 100210212122020002111221 |
4 | 1133210201110221202 |
5 | 3140130224012021 |
6 | 115050411525254 |
7 | 10261655131540 |
oct | 1374441245142 |
9 | 323778202457 |
10 | 102618188386 |
11 | 3a57a32385a |
12 | 17a7a75982a |
13 | 98a508033c |
14 | 4d76a78d90 |
15 | 2a0900e241 |
hex | 17e4854a62 |
102618188386 has 16 divisors (see below), whose sum is σ = 176334759360. Its totient is φ = 43874757360.
The previous prime is 102618188369. The next prime is 102618188389. The reversal of 102618188386 is 683881816201.
It is not an unprimeable number, because it can be changed into a prime (102618188389) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 8699416 + ... + 8711203.
It is an arithmetic number, because the mean of its divisors is an integer number (11020922460).
Almost surely, 2102618188386 is an apocalyptic number.
102618188386 is a deficient number, since it is larger than the sum of its proper divisors (73716570974).
102618188386 is a wasteful number, since it uses less digits than its factorization.
102618188386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17411049.
The product of its (nonzero) digits is 884736, while the sum is 52.
The spelling of 102618188386 in words is "one hundred two billion, six hundred eighteen million, one hundred eighty-eight thousand, three hundred eighty-six".
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