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525043343 = 11148732099
BaseRepresentation
bin11111010010111…
…000011010001111
31100120221222001202
4133102320122033
52033402341333
6124033300115
716003536416
oct3722703217
91316858052
10525043343
1124a411920
12127a0463b
1384a12c46
144da3447d
15311635e8
hex1f4b868f

525043343 has 8 divisors (see below), whose sum is σ = 573177600. Its totient is φ = 476976280.

The previous prime is 525043331. The next prime is 525043381. The reversal of 525043343 is 343340525.

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

It is not a de Polignac number, because 525043343 - 212 = 525039247 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 (525043303) 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 7 ways as a sum of consecutive naturals, for example, 308 + ... + 32406.

It is an arithmetic number, because the mean of its divisors is an integer number (71647200).

Almost surely, 2525043343 is an apocalyptic number.

525043343 is a deficient number, since it is larger than the sum of its proper divisors (48134257).

525043343 is a wasteful number, since it uses less digits than its factorization.

525043343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33597.

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 525043343 is about 22913.8242770603. The cubic root of 525043343 is about 806.7365226673.

Adding to 525043343 its reverse (343340525), we get a palindrome (868383868).

The spelling of 525043343 in words is "five hundred twenty-five million, forty-three thousand, three hundred forty-three".

Divisors: 1 11 1487 16357 32099 353089 47731213 525043343