Base | Representation |
---|---|
bin | 10000111100001… |
… | …00011100001001 |
3 | 100220101102212121 |
4 | 20132010130021 |
5 | 242334201413 |
6 | 22033411241 |
7 | 3343555252 |
oct | 1036043411 |
9 | 326342777 |
10 | 142100233 |
11 | 73237010 |
12 | 3b709b21 |
13 | 235942a2 |
14 | 14c2db29 |
15 | c71db8d |
hex | 8784709 |
142100233 has 32 divisors (see below), whose sum is σ = 167795712. Its totient is φ = 119064000.
The previous prime is 142100227. The next prime is 142100281. The reversal of 142100233 is 332001241.
It is a happy number.
It is not a de Polignac number, because 142100233 - 221 = 140003081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142100333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1406883 + ... + 1406983.
It is an arithmetic number, because the mean of its divisors is an integer number (5243616).
Almost surely, 2142100233 is an apocalyptic number.
It is an amenable number.
142100233 is a deficient number, since it is larger than the sum of its proper divisors (25695479).
142100233 is a wasteful number, since it uses less digits than its factorization.
142100233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 142100233 is about 11920.5802291667. The cubic root of 142100233 is about 521.8330683223.
Adding to 142100233 its reverse (332001241), we get a palindrome (474101474).
The spelling of 142100233 in words is "one hundred forty-two million, one hundred thousand, two hundred thirty-three".
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