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243201141053 = 13181103357901
BaseRepresentation
bin1110001001111111101…
…0101110100100111101
3212020202002212000222122
43202133322232210331
512441033443003203
6303420340252325
723366515406363
oct3423772564475
9766662760878
10243201141053
1194160781962
123b1736a10a5
1319c1a64c730
14bab1893633
1564d5ed2538
hex389feae93d

243201141053 has 8 divisors (see below), whose sum is σ = 263355934296. Its totient is φ = 223253064000.

The previous prime is 243201141037. The next prime is 243201141067. The reversal of 243201141053 is 350141102342.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53330050489 + 189871090564 = 230933^2 + 435742^2 .

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 243201141053 - 24 = 243201141037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243201141353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51676598 + ... + 51681303.

It is an arithmetic number, because the mean of its divisors is an integer number (32919491787).

Almost surely, 2243201141053 is an apocalyptic number.

It is an amenable number.

243201141053 is a deficient number, since it is larger than the sum of its proper divisors (20154793243).

243201141053 is a wasteful number, since it uses less digits than its factorization.

243201141053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103358095.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 243201141053 its reverse (350141102342), we get a palindrome (593342243395).

The spelling of 243201141053 in words is "two hundred forty-three billion, two hundred one million, one hundred forty-one thousand, fifty-three".

Divisors: 1 13 181 2353 103357901 1343652713 18707780081 243201141053