Base | Representation |
---|---|
bin | 1100001101100… |
… | …00001011100001 |
3 | 21010202011100112 |
4 | 12012300023201 |
5 | 202210333010 |
6 | 14055301105 |
7 | 2352445646 |
oct | 606601341 |
9 | 233664315 |
10 | 102433505 |
11 | 52903899 |
12 | 2a37a795 |
13 | 182b6355 |
14 | d865dcd |
15 | 8ed5a05 |
hex | 61b02e1 |
102433505 has 8 divisors (see below), whose sum is σ = 122974632. Its totient is φ = 81910528.
The previous prime is 102433447. The next prime is 102433549. The reversal of 102433505 is 505334201.
It can be written as a sum of positive squares in 4 ways, for example, as 2193361 + 100240144 = 1481^2 + 10012^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102433505 - 214 = 102417121 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18857 + ... + 23673.
It is an arithmetic number, because the mean of its divisors is an integer number (15371829).
Almost surely, 2102433505 is an apocalyptic number.
It is an amenable number.
102433505 is a deficient number, since it is larger than the sum of its proper divisors (20541127).
102433505 is an equidigital number, since it uses as much as digits as its factorization.
102433505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9075.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 102433505 is about 10120.9438789077. The cubic root of 102433505 is about 467.8938581824.
Adding to 102433505 its reverse (505334201), we get a palindrome (607767706).
The spelling of 102433505 in words is "one hundred two million, four hundred thirty-three thousand, five hundred five".
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