Base | Representation |
---|---|
bin | 10000111100010… |
… | …00000011011000 |
3 | 100220102012011201 |
4 | 20132020003120 |
5 | 242340140112 |
6 | 22034003544 |
7 | 3343646353 |
oct | 1036100330 |
9 | 326365151 |
10 | 142115032 |
11 | 73247144 |
12 | 3b7165b4 |
13 | 2359ac47 |
14 | 14c3529a |
15 | c723257 |
hex | 87880d8 |
142115032 has 32 divisors (see below), whose sum is σ = 270789120. Its totient is φ = 69914880.
The previous prime is 142115021. The next prime is 142115033. The reversal of 142115032 is 230511241.
It is a super-2 number, since 2×1421150322 = 40393364640722048, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142115033) 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, 138682 + ... + 139702.
It is an arithmetic number, because the mean of its divisors is an integer number (8462160).
Almost surely, 2142115032 is an apocalyptic number.
It is an amenable number.
142115032 is a deficient number, since it is larger than the sum of its proper divisors (128674088).
142115032 is a wasteful number, since it uses less digits than its factorization.
142115032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1291 (or 1287 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 142115032 is about 11921.2009462134. The cubic root of 142115032 is about 521.8511830932.
Adding to 142115032 its reverse (230511241), we get a palindrome (372626273).
The spelling of 142115032 in words is "one hundred forty-two million, one hundred fifteen thousand, thirty-two".
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