Base | Representation |
---|---|
bin | 10000111100011… |
… | …00001111110011 |
3 | 100220110001201222 |
4 | 20132030033303 |
5 | 242341212321 |
6 | 22034215255 |
7 | 3344050424 |
oct | 1036141763 |
9 | 326401658 |
10 | 142132211 |
11 | 73259041 |
12 | 3b72452b |
13 | 235a5a00 |
14 | 14c3b64b |
15 | c7283ab |
hex | 878c3f3 |
142132211 has 6 divisors (see below), whose sum is σ = 153906660. Its totient is φ = 131198808.
The previous prime is 142132187. The next prime is 142132229. The reversal of 142132211 is 112231241.
It is not a de Polignac number, because 142132211 - 222 = 137937907 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142132211.
It is not an unprimeable number, because it can be changed into a prime (142132231) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 420341 + ... + 420678.
It is an arithmetic number, because the mean of its divisors is an integer number (25651110).
Almost surely, 2142132211 is an apocalyptic number.
142132211 is a deficient number, since it is larger than the sum of its proper divisors (11774449).
142132211 is an equidigital number, since it uses as much as digits as its factorization.
142132211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 841045 (or 841032 counting only the distinct ones).
The product of its digits is 96, while the sum is 17.
The square root of 142132211 is about 11921.9214474849. The cubic root of 142132211 is about 521.8722095348.
Adding to 142132211 its reverse (112231241), we get a palindrome (254363452).
The spelling of 142132211 in words is "one hundred forty-two million, one hundred thirty-two thousand, two hundred eleven".
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