Base | Representation |
---|---|
bin | 1000010101100011110… |
… | …0101101011000100001 |
3 | 111200200200102100201111 |
4 | 2011120330231120201 |
5 | 4321311403332210 |
6 | 145444111103321 |
7 | 13230164604364 |
oct | 2053074553041 |
9 | 450620370644 |
10 | 143226230305 |
11 | 55818522784 |
12 | 23912211b41 |
13 | 106770b5a02 |
14 | 6d09cc40db |
15 | 3ad40a188a |
hex | 2158f2d621 |
143226230305 has 8 divisors (see below), whose sum is σ = 172864954152. Its totient is φ = 113918665728.
The previous prime is 143226230261. The next prime is 143226230333. The reversal of 143226230305 is 503032622341.
It can be written as a sum of positive squares in 4 ways, for example, as 71269777296 + 71956453009 = 266964^2 + 268247^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 143226230305 - 29 = 143226229793 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82788864 + ... + 82790593.
It is an arithmetic number, because the mean of its divisors is an integer number (21608119269).
Almost surely, 2143226230305 is an apocalyptic number.
It is an amenable number.
143226230305 is a deficient number, since it is larger than the sum of its proper divisors (29638723847).
143226230305 is a wasteful number, since it uses less digits than its factorization.
143226230305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165579635.
The product of its (nonzero) digits is 25920, while the sum is 31.
Adding to 143226230305 its reverse (503032622341), we get a palindrome (646258852646).
The spelling of 143226230305 in words is "one hundred forty-three billion, two hundred twenty-six million, two hundred thirty thousand, three hundred five".
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