Base | Representation |
---|---|
bin | 1100001100100… |
… | …00101000110001 |
3 | 21010111121010100 |
4 | 12012100220301 |
5 | 202142214210 |
6 | 14052423013 |
7 | 2351400165 |
oct | 606205061 |
9 | 233447110 |
10 | 102304305 |
11 | 52825814 |
12 | 2a317a69 |
13 | 1826c5bc |
14 | d830ca5 |
15 | 8eac5c0 |
hex | 6190a31 |
102304305 has 24 divisors (see below), whose sum is σ = 178993152. Its totient is φ = 54049824.
The previous prime is 102304273. The next prime is 102304327. The reversal of 102304305 is 503403201.
102304305 is a `hidden beast` number, since 1 + 0 + 230 + 430 + 5 = 666.
It is not a de Polignac number, because 102304305 - 25 = 102304273 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5809 + ... + 15438.
It is an arithmetic number, because the mean of its divisors is an integer number (7458048).
Almost surely, 2102304305 is an apocalyptic number.
102304305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102304305 is a deficient number, since it is larger than the sum of its proper divisors (76688847).
102304305 is a wasteful number, since it uses less digits than its factorization.
102304305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21365 (or 21362 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 102304305 is about 10114.5590610763. The cubic root of 102304305 is about 467.6970562980.
Adding to 102304305 its reverse (503403201), we get a palindrome (605707506).
It can be divided in two parts, 10230 and 4305, that added together give a triangular number (14535 = T170).
The spelling of 102304305 in words is "one hundred two million, three hundred four thousand, three hundred five".
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