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523243524341 = 1732130208621
BaseRepresentation
bin1111001110100111011…
…11101001000011110101
31212000120202000002102102
413213103233221003311
532033100320234331
61040212540351445
752542314400416
oct7472357510365
91760522002372
10523243524341
111919a736834a
12854a9245585
133a4597c2c85
141b47a1c380d
15d9264e84cb
hex79d3be90f5

523243524341 has 4 divisors (see below), whose sum is σ = 523273750284. Its totient is φ = 523213298400.

The previous prime is 523243524337. The next prime is 523243524361. The reversal of 523243524341 is 143425342325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 203645515441 + 319598008900 = 451271^2 + 565330^2 .

It is a cyclic number.

It is not a de Polignac number, because 523243524341 - 22 = 523243524337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 523243524295 and 523243524304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523243524361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15086990 + ... + 15121631.

It is an arithmetic number, because the mean of its divisors is an integer number (130818437571).

Almost surely, 2523243524341 is an apocalyptic number.

It is an amenable number.

523243524341 is a deficient number, since it is larger than the sum of its proper divisors (30225943).

523243524341 is a wasteful number, since it uses less digits than its factorization.

523243524341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30225942.

The product of its digits is 345600, while the sum is 38.

Adding to 523243524341 its reverse (143425342325), we get a palindrome (666668866666).

The spelling of 523243524341 in words is "five hundred twenty-three billion, two hundred forty-three million, five hundred twenty-four thousand, three hundred forty-one".

Divisors: 1 17321 30208621 523243524341