Base | Representation |
---|---|
bin | 10000111110110… |
… | …00011100110101 |
3 | 100221000220220100 |
4 | 20133120130311 |
5 | 242431204331 |
6 | 22045024313 |
7 | 3346520424 |
oct | 1037303465 |
9 | 327026810 |
10 | 142444341 |
11 | 734515a6 |
12 | 3b855099 |
13 | 23684ac0 |
14 | 14cbd2bb |
15 | c78aae6 |
hex | 87d8735 |
142444341 has 12 divisors (see below), whose sum is σ = 221580268. Its totient is φ = 87657984.
The previous prime is 142444331. The next prime is 142444363. The reversal of 142444341 is 143444241.
It can be written as a sum of positive squares in 2 ways, for example, as 43362225 + 99082116 = 6585^2 + 9954^2 .
It is not a de Polignac number, because 142444341 - 26 = 142444277 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142444331) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 608620 + ... + 608853.
Almost surely, 2142444341 is an apocalyptic number.
It is an amenable number.
142444341 is a deficient number, since it is larger than the sum of its proper divisors (79135927).
142444341 is a wasteful number, since it uses less digits than its factorization.
142444341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1217492 (or 1217489 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
The square root of 142444341 is about 11935.0048596555. The cubic root of 142444341 is about 522.2539500684.
Adding to 142444341 its reverse (143444241), we get a palindrome (285888582).
The spelling of 142444341 in words is "one hundred forty-two million, four hundred forty-four thousand, three hundred forty-one".
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