Base | Representation |
---|---|
bin | 10000111100011… |
… | …11001001101010 |
3 | 100220110200001112 |
4 | 20132033021222 |
5 | 242342102411 |
6 | 22034350322 |
7 | 3344130206 |
oct | 1036171152 |
9 | 326420045 |
10 | 142144106 |
11 | 73266a75 |
12 | 3b72b3a2 |
13 | 235ab250 |
14 | 14c41b06 |
15 | c72bb8b |
hex | 878f26a |
142144106 has 16 divisors (see below), whose sum is σ = 243125064. Its totient is φ = 61745664.
The previous prime is 142144103. The next prime is 142144127. The reversal of 142144106 is 601441241.
It is a happy number.
142144106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 138180025 + 3964081 = 11755^2 + 1991^2 .
It is not an unprimeable number, because it can be changed into a prime (142144103) 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, 160355 + ... + 161238.
Almost surely, 2142144106 is an apocalyptic number.
142144106 is a deficient number, since it is larger than the sum of its proper divisors (100980958).
142144106 is a wasteful number, since it uses less digits than its factorization.
142144106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321625.
The product of its (nonzero) digits is 768, while the sum is 23.
The square root of 142144106 is about 11922.4203079744. The cubic root of 142144106 is about 521.8867675690.
Adding to 142144106 its reverse (601441241), we get a palindrome (743585347).
The spelling of 142144106 in words is "one hundred forty-two million, one hundred forty-four thousand, one hundred six".
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