Base | Representation |
---|---|
bin | 10000111100011… |
… | …10011001010100 |
3 | 100220110111210221 |
4 | 20132032121110 |
5 | 242342003022 |
6 | 22034324124 |
7 | 3344115166 |
oct | 1036163124 |
9 | 326414727 |
10 | 142141012 |
11 | 73264712 |
12 | 3b729644 |
13 | 235a9a10 |
14 | 14c40936 |
15 | c72acc7 |
hex | 878e654 |
142141012 has 48 divisors (see below), whose sum is σ = 296013312. Its totient is φ = 59051520.
The previous prime is 142141009. The next prime is 142141031. The reversal of 142141012 is 210141241.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16837 + ... + 23827.
It is an arithmetic number, because the mean of its divisors is an integer number (6166944).
Almost surely, 2142141012 is an apocalyptic number.
It is an amenable number.
142141012 is an abundant number, since it is smaller than the sum of its proper divisors (153872300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142141012 is a wasteful number, since it uses less digits than its factorization.
142141012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7048 (or 7046 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 142141012 is about 11922.2905517354. The cubic root of 142141012 is about 521.8829809673.
Adding to 142141012 its reverse (210141241), we get a palindrome (352282253).
The spelling of 142141012 in words is "one hundred forty-two million, one hundred forty-one thousand, twelve".
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