Base | Representation |
---|---|
bin | 1110001010110110100… |
… | …0000000010110011101 |
3 | 212021100010120212202102 |
4 | 3202231220000112131 |
5 | 12442021331123031 |
6 | 303455233334445 |
7 | 23405310221015 |
oct | 3425550002635 |
9 | 767303525672 |
10 | 243431114141 |
11 | 94269577066 |
12 | 3b218707425 |
13 | 19c5619c697 |
14 | bad4238c45 |
15 | 64eb2ac7cb |
hex | 38ada0059d |
243431114141 has 4 divisors (see below), whose sum is σ = 244705622784. Its totient is φ = 242156605500.
The previous prime is 243431114107. The next prime is 243431114149. The reversal of 243431114141 is 141411134342.
It is a happy number.
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: 141411134342 = 2 ⋅70705567171.
It is a cyclic number.
It is not a de Polignac number, because 243431114141 - 214 = 243431097757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243431114149) 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, 637254035 + ... + 637254416.
It is an arithmetic number, because the mean of its divisors is an integer number (61176405696).
Almost surely, 2243431114141 is an apocalyptic number.
It is an amenable number.
243431114141 is a deficient number, since it is larger than the sum of its proper divisors (1274508643).
243431114141 is a wasteful number, since it uses less digits than its factorization.
243431114141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1274508642.
The product of its digits is 4608, while the sum is 29.
Adding to 243431114141 its reverse (141411134342), we get a palindrome (384842248483).
The spelling of 243431114141 in words is "two hundred forty-three billion, four hundred thirty-one million, one hundred fourteen thousand, one hundred forty-one".
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