Base | Representation |
---|---|
bin | 1000010100110011010… |
… | …1111111000100000001 |
3 | 111200011112021100201212 |
4 | 2011030311333010001 |
5 | 4320402411003441 |
6 | 145412014135505 |
7 | 13222150432550 |
oct | 2051465770401 |
9 | 450145240655 |
10 | 143023141121 |
11 | 5572391a883 |
12 | 238761b1595 |
13 | 10643cb95b3 |
14 | 6ccad39d97 |
15 | 3ac1336eeb |
hex | 214cd7f101 |
143023141121 has 4 divisors (see below), whose sum is σ = 163455018432. Its totient is φ = 122591263812.
The previous prime is 143023141091. The next prime is 143023141153. The reversal of 143023141121 is 121141320341.
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, and also an emirpimes, since its reverse is a distinct semiprime: 121141320341 = 1193 ⋅101543437.
It is a cyclic number.
It is not a de Polignac number, because 143023141121 - 214 = 143023124737 is a prime.
It is a super-2 number, since 2×1430231411212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (143023141171) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 10215938645 + ... + 10215938658.
It is an arithmetic number, because the mean of its divisors is an integer number (40863754608).
Almost surely, 2143023141121 is an apocalyptic number.
It is an amenable number.
143023141121 is a deficient number, since it is larger than the sum of its proper divisors (20431877311).
143023141121 is an equidigital number, since it uses as much as digits as its factorization.
143023141121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20431877310.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 143023141121 its reverse (121141320341), we get a palindrome (264164461462).
The spelling of 143023141121 in words is "one hundred forty-three billion, twenty-three million, one hundred forty-one thousand, one hundred twenty-one".
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