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115142207325 = 35219304926501
BaseRepresentation
bin110101100111100000…
…0101010011101011101
3102000012110101011201020
41223033000222131131
53341302401113300
6124521241034353
711214221420355
oct1531700523535
9360173334636
10115142207325
1144916857632
121a394a859b9
13ab1c959732
145804101b65
152edd78e8a0
hex1acf02a75d

115142207325 has 48 divisors (see below), whose sum is σ = 200461128000. Its totient is φ = 58155840000.

The previous prime is 115142207311. The next prime is 115142207423. The reversal of 115142207325 is 523702241511.

It is a happy number.

It is not a de Polignac number, because 115142207325 - 26 = 115142207261 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4331575 + ... + 4358075.

It is an arithmetic number, because the mean of its divisors is an integer number (4176273500).

Almost surely, 2115142207325 is an apocalyptic number.

115142207325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115142207325 is a deficient number, since it is larger than the sum of its proper divisors (85318920675).

115142207325 is a wasteful number, since it uses less digits than its factorization.

115142207325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29582 (or 29577 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 115142207325 its reverse (523702241511), we get a palindrome (638844448836).

The spelling of 115142207325 in words is "one hundred fifteen billion, one hundred forty-two million, two hundred seven thousand, three hundred twenty-five".

Divisors: 1 3 5 15 19 25 57 75 95 285 475 1425 3049 9147 15245 26501 45735 57931 76225 79503 132505 173793 228675 289655 397515 503519 662525 868965 1448275 1510557 1987575 2517595 4344825 7552785 12587975 37763925 80801549 242404647 404007745 1212023235 1535229431 2020038725 4605688293 6060116175 7676147155 23028441465 38380735775 115142207325