Base | Representation |
---|---|
bin | 10000111111101… |
… | …01101100101110 |
3 | 100221021000020102 |
4 | 20133311230232 |
5 | 242444023032 |
6 | 22051351102 |
7 | 3350526620 |
oct | 1037655456 |
9 | 327230212 |
10 | 142564142 |
11 | 73523606 |
12 | 3b8b2492 |
13 | 236c74a6 |
14 | 14d10c10 |
15 | c7b1362 |
hex | 87f5b2e |
142564142 has 16 divisors (see below), whose sum is σ = 258772320. Its totient is φ = 57504768.
The previous prime is 142564139. The next prime is 142564151. The reversal of 142564142 is 241465241.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299267 + ... + 299742.
It is an arithmetic number, because the mean of its divisors is an integer number (16173270).
Almost surely, 2142564142 is an apocalyptic number.
142564142 is a deficient number, since it is larger than the sum of its proper divisors (116208178).
142564142 is a wasteful number, since it uses less digits than its factorization.
142564142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 599035.
The product of its digits is 7680, while the sum is 29.
The square root of 142564142 is about 11940.0226967958. The cubic root of 142564142 is about 522.4003207208.
The spelling of 142564142 in words is "one hundred forty-two million, five hundred sixty-four thousand, one hundred forty-two".
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