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525113301 = 31731011779
BaseRepresentation
bin11111010011001…
…001011111010101
31100121002112000210
4133103021133111
52033412111201
6124035000033
716004250366
oct3723113725
91317075023
10525113301
1124a45a439
12127a39019
1384a38a3b
144da51b6d
15311791d6
hex1f4c97d5

525113301 has 8 divisors (see below), whose sum is σ = 704198880. Its totient is φ = 348051632.

The previous prime is 525113273. The next prime is 525113311. The reversal of 525113301 is 103311525.

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 525113301 - 215 = 525080533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525113311) 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, 505371 + ... + 506408.

It is an arithmetic number, because the mean of its divisors is an integer number (88024860).

Almost surely, 2525113301 is an apocalyptic number.

It is an amenable number.

525113301 is a deficient number, since it is larger than the sum of its proper divisors (179085579).

525113301 is a wasteful number, since it uses less digits than its factorization.

525113301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011955.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 525113301 is about 22915.3507719171. The cubic root of 525113301 is about 806.7723515616.

Adding to 525113301 its reverse (103311525), we get a palindrome (628424826).

The spelling of 525113301 in words is "five hundred twenty-five million, one hundred thirteen thousand, three hundred one".

Divisors: 1 3 173 519 1011779 3035337 175037767 525113301