Base | Representation |
---|---|
bin | 10001000011100… |
… | …00010001011001 |
3 | 100222012111221012 |
4 | 20201300101121 |
5 | 243111104301 |
6 | 22110223305 |
7 | 3355020425 |
oct | 1041602131 |
9 | 328174835 |
10 | 143066201 |
11 | 73836833 |
12 | 3bab4b35 |
13 | 23841b75 |
14 | 15001b85 |
15 | c85eebb |
hex | 8870459 |
143066201 has 4 divisors (see below), whose sum is σ = 143856804. Its totient is φ = 142275600.
The previous prime is 143066191. The next prime is 143066213. The reversal of 143066201 is 102660341.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 77440000 + 65626201 = 8800^2 + 8101^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-143066201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (143066281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395030 + ... + 395391.
It is an arithmetic number, because the mean of its divisors is an integer number (35964201).
Almost surely, 2143066201 is an apocalyptic number.
It is an amenable number.
143066201 is a deficient number, since it is larger than the sum of its proper divisors (790603).
143066201 is an equidigital number, since it uses as much as digits as its factorization.
143066201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790602.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 143066201 is about 11961.0284256831. The cubic root of 143066201 is about 523.0128368369.
The spelling of 143066201 in words is "one hundred forty-three million, sixty-six thousand, two hundred one".
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