Base | Representation |
---|---|
bin | 1110001010111000101… |
… | …1000101101100001011 |
3 | 212021100202220010112201 |
4 | 3202232023011230023 |
5 | 12442031204423201 |
6 | 303500202421031 |
7 | 23405451334120 |
oct | 3425613055413 |
9 | 767322803481 |
10 | 243440311051 |
11 | 94273788913 |
12 | 3b21b801777 |
13 | 19c5806c842 |
14 | bad5550747 |
15 | 64ebec7801 |
hex | 38ae2c5b0b |
243440311051 has 8 divisors (see below), whose sum is σ = 278881505280. Its totient is φ = 208165118568.
The previous prime is 243440311043. The next prime is 243440311057. The reversal of 243440311051 is 150113044342.
243440311051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 243440311051 - 23 = 243440311043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (243440311057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41497291 + ... + 41503156.
It is an arithmetic number, because the mean of its divisors is an integer number (34860188160).
Almost surely, 2243440311051 is an apocalyptic number.
243440311051 is a deficient number, since it is larger than the sum of its proper divisors (35441194229).
243440311051 is an equidigital number, since it uses as much as digits as its factorization.
243440311051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83000873.
The product of its (nonzero) digits is 5760, while the sum is 28.
Adding to 243440311051 its reverse (150113044342), we get a palindrome (393553355393).
The spelling of 243440311051 in words is "two hundred forty-three billion, four hundred forty million, three hundred eleven thousand, fifty-one".
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