Base | Representation |
---|---|
bin | 10001000100100… |
… | …10111010100001 |
3 | 100222110201120121 |
4 | 20202102322201 |
5 | 243130124342 |
6 | 22113240241 |
7 | 3356151214 |
oct | 1042227241 |
9 | 328421517 |
10 | 143208097 |
11 | 739233aa |
12 | 3bb63081 |
13 | 23891626 |
14 | 1503b77b |
15 | c88c067 |
hex | 8892ea1 |
143208097 has 4 divisors (see below), whose sum is σ = 149434560. Its totient is φ = 136981636.
The previous prime is 143208077. The next prime is 143208113. The reversal of 143208097 is 790802341.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-143208097 is a prime.
It is a super-2 number, since 2×1432080972 = 41017118092722818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (143208077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3113197 + ... + 3113242.
It is an arithmetic number, because the mean of its divisors is an integer number (37358640).
Almost surely, 2143208097 is an apocalyptic number.
It is an amenable number.
143208097 is a deficient number, since it is larger than the sum of its proper divisors (6226463).
143208097 is an equidigital number, since it uses as much as digits as its factorization.
143208097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6226462.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 143208097 is about 11966.9585526148. The cubic root of 143208097 is about 523.1856913313.
The spelling of 143208097 in words is "one hundred forty-three million, two hundred eight thousand, ninety-seven".
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