Base | Representation |
---|---|
bin | 10001000100110… |
… | …11010000111101 |
3 | 100222112110111102 |
4 | 20202123100331 |
5 | 243132223201 |
6 | 22114102445 |
7 | 3356353016 |
oct | 1042332075 |
9 | 328473442 |
10 | 143242301 |
11 | 73947074 |
12 | 3bb7aa25 |
13 | 238a4077 |
14 | 1504a00d |
15 | c89726b |
hex | 889b43d |
143242301 has 2 divisors, whose sum is σ = 143242302. Its totient is φ = 143242300.
The previous prime is 143242277. The next prime is 143242369. The reversal of 143242301 is 103242341.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 77616100 + 65626201 = 8810^2 + 8101^2 .
It is a cyclic number.
It is not a de Polignac number, because 143242301 - 26 = 143242237 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (143242201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71621150 + 71621151.
It is an arithmetic number, because the mean of its divisors is an integer number (71621151).
Almost surely, 2143242301 is an apocalyptic number.
It is an amenable number.
143242301 is a deficient number, since it is larger than the sum of its proper divisors (1).
143242301 is an equidigital number, since it uses as much as digits as its factorization.
143242301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 143242301 is about 11968.3875689251. The cubic root of 143242301 is about 523.2273407894.
Adding to 143242301 its reverse (103242341), we get a palindrome (246484642).
The spelling of 143242301 in words is "one hundred forty-three million, two hundred forty-two thousand, three hundred one".
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