Base | Representation |
---|---|
bin | 1100001101011… |
… | …01101001100101 |
3 | 21010201122010200 |
4 | 12012231221211 |
5 | 202210020031 |
6 | 14055141113 |
7 | 2352403512 |
oct | 606555145 |
9 | 233648120 |
10 | 102423141 |
11 | 528a7027 |
12 | 2a374799 |
13 | 182b1712 |
14 | d862309 |
15 | 8ed28e6 |
hex | 61ada65 |
102423141 has 12 divisors (see below), whose sum is σ = 151943532. Its totient is φ = 66436416.
The previous prime is 102423137. The next prime is 102423143. The reversal of 102423141 is 141324201.
102423141 is a `hidden beast` number, since 102 + 423 + 141 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 57062916 + 45360225 = 7554^2 + 6735^2 .
It is not a de Polignac number, because 102423141 - 22 = 102423137 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102423143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153456 + ... + 154121.
It is an arithmetic number, because the mean of its divisors is an integer number (12661961).
Almost surely, 2102423141 is an apocalyptic number.
It is an amenable number.
102423141 is a deficient number, since it is larger than the sum of its proper divisors (49520391).
102423141 is a wasteful number, since it uses less digits than its factorization.
102423141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307620 (or 307617 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 102423141 is about 10120.4318583744. The cubic root of 102423141 is about 467.8780774880.
Adding to 102423141 its reverse (141324201), we get a palindrome (243747342).
The spelling of 102423141 in words is "one hundred two million, four hundred twenty-three thousand, one hundred forty-one".
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