Base | Representation |
---|---|
bin | 1100001011010… |
… | …10011111001010 |
3 | 21010012122202211 |
4 | 12011222133022 |
5 | 202122214132 |
6 | 14045215334 |
7 | 2350146463 |
oct | 605523712 |
9 | 233178684 |
10 | 102148042 |
11 | 52729377 |
12 | 2a26154a |
13 | 18216439 |
14 | d7cdd6a |
15 | 8e7b147 |
hex | 616a7ca |
102148042 has 16 divisors (see below), whose sum is σ = 155786400. Its totient is φ = 50226480.
The previous prime is 102148031. The next prime is 102148043. The reversal of 102148042 is 240841201.
It is not an unprimeable number, because it can be changed into a prime (102148043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28617 + ... + 31987.
It is an arithmetic number, because the mean of its divisors is an integer number (9736650).
Almost surely, 2102148042 is an apocalyptic number.
102148042 is a deficient number, since it is larger than the sum of its proper divisors (53638358).
102148042 is a wasteful number, since it uses less digits than its factorization.
102148042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3621.
The product of its (nonzero) digits is 512, while the sum is 22.
The square root of 102148042 is about 10106.8314520427. The cubic root of 102148042 is about 467.4588096055.
Adding to 102148042 its reverse (240841201), we get a palindrome (342989243).
The spelling of 102148042 in words is "one hundred two million, one hundred forty-eight thousand, forty-two".
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