Base | Representation |
---|---|
bin | 10001000100100… |
… | …01001111011101 |
3 | 100222110101011211 |
4 | 20202101033131 |
5 | 243124414440 |
6 | 22113144421 |
7 | 3356122225 |
oct | 1042211735 |
9 | 328411154 |
10 | 143201245 |
11 | 73919240 |
12 | 3bb5b111 |
13 | 2388b485 |
14 | 15039085 |
15 | c889eea |
hex | 88913dd |
143201245 has 32 divisors (see below), whose sum is σ = 197738496. Its totient is φ = 98587200.
The previous prime is 143201237. The next prime is 143201281. The reversal of 143201245 is 542102341.
It is not a de Polignac number, because 143201245 - 23 = 143201237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 in 31 ways as a sum of consecutive naturals, for example, 79242 + ... + 81028.
It is an arithmetic number, because the mean of its divisors is an integer number (6179328).
Almost surely, 2143201245 is an apocalyptic number.
It is an amenable number.
143201245 is a deficient number, since it is larger than the sum of its proper divisors (54537251).
143201245 is a wasteful number, since it uses less digits than its factorization.
143201245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1881.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 143201245 is about 11966.6722609086. The cubic root of 143201245 is about 523.1773470044.
Adding to 143201245 its reverse (542102341), we get a palindrome (685303586).
The spelling of 143201245 in words is "one hundred forty-three million, two hundred one thousand, two hundred forty-five".
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