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22543242341 = 192243528973
BaseRepresentation
bin10100111111101011…
…101001010001100101
32011012002002100212112
4110333223221101211
5332132032223331
614204535530405
71425433253414
oct247753512145
964162070775
1022543242341
1196190886a4
124451829a05
132183567669
14113bd9147b
158be18932b
hex53fae9465

22543242341 has 8 divisors (see below), whose sum is σ = 23740353120. Its totient is φ = 21347194032.

The previous prime is 22543242317. The next prime is 22543242389. The reversal of 22543242341 is 14324234522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22543242341 - 26 = 22543242277 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22543242298 and 22543242307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22543242541) 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, 221870 + ... + 307103.

It is an arithmetic number, because the mean of its divisors is an integer number (2967544140).

Almost surely, 222543242341 is an apocalyptic number.

It is an amenable number.

22543242341 is a deficient number, since it is larger than the sum of its proper divisors (1197110779).

22543242341 is a wasteful number, since it uses less digits than its factorization.

22543242341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531235.

The product of its digits is 46080, while the sum is 32.

Adding to 22543242341 its reverse (14324234522), we get a palindrome (36867476863).

The spelling of 22543242341 in words is "twenty-two billion, five hundred forty-three million, two hundred forty-two thousand, three hundred forty-one".

Divisors: 1 19 2243 42617 528973 10050487 1186486439 22543242341