Base | Representation |
---|---|
bin | 1100001101010… |
… | …00100100010011 |
3 | 21010200120120122 |
4 | 12012220210103 |
5 | 202203333243 |
6 | 14054500455 |
7 | 2352256022 |
oct | 606504423 |
9 | 233616518 |
10 | 102402323 |
11 | 52892421 |
12 | 2a36472b |
13 | 182a50ba |
14 | d8588b9 |
15 | 8ecb668 |
hex | 61a8913 |
102402323 has 4 divisors (see below), whose sum is σ = 102502488. Its totient is φ = 102302160.
The previous prime is 102402281. The next prime is 102402341. The reversal of 102402323 is 323204201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323204201 = 3923 ⋅82387.
It is a cyclic number.
It is not a de Polignac number, because 102402323 - 226 = 35293459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102402353) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 48533 + ... + 50598.
It is an arithmetic number, because the mean of its divisors is an integer number (25625622).
Almost surely, 2102402323 is an apocalyptic number.
102402323 is a deficient number, since it is larger than the sum of its proper divisors (100165).
102402323 is an equidigital number, since it uses as much as digits as its factorization.
102402323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100164.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 102402323 is about 10119.4032926848. The cubic root of 102402323 is about 467.8463758442.
Adding to 102402323 its reverse (323204201), we get a palindrome (425606524).
The spelling of 102402323 in words is "one hundred two million, four hundred two thousand, three hundred twenty-three".
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