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524112397 = 17191622639
BaseRepresentation
bin11111001111010…
…101001000001101
31100112012200001021
4133033111020031
52033133044042
6124001314141
715662611324
oct3717251015
91315180037
10524112397
11249936446
12127635951
13847782a3
144d8710bb
153102c867
hex1f3d520d

524112397 has 8 divisors (see below), whose sum is σ = 584150400. Its totient is φ = 467319744.

The previous prime is 524112383. The next prime is 524112401. The reversal of 524112397 is 793211425.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-524112397 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 (524112097) 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, 810997 + ... + 811642.

It is an arithmetic number, because the mean of its divisors is an integer number (73018800).

Almost surely, 2524112397 is an apocalyptic number.

It is an amenable number.

524112397 is a deficient number, since it is larger than the sum of its proper divisors (60038003).

524112397 is a wasteful number, since it uses less digits than its factorization.

524112397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622675.

The product of its digits is 15120, while the sum is 34.

The square root of 524112397 is about 22893.5011957542. The cubic root of 524112397 is about 806.2594366862.

The spelling of 524112397 in words is "five hundred twenty-four million, one hundred twelve thousand, three hundred ninety-seven".

Divisors: 1 17 19 323 1622639 27584863 30830141 524112397