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115243244324125 = 537611211492713
BaseRepresentation
bin11010001101000000101000…
…101001000000010100011101
3120010001010221211202212112221
4122031000220221000110131
5110101121131021333000
61045034003210225341
733163023012104521
oct3215005051002435
9503033854685487
10115243244324125
11337a14270436a5
1210b12ab5425251
134c3c511924758
142065b34bbbd81
15d4cb1bae661a
hex68d028a4051d

115243244324125 has 16 divisors (see below), whose sum is σ = 144012561898608. Its totient is φ = 92073446112000.

The previous prime is 115243244324057. The next prime is 115243244324149. The reversal of 115243244324125 is 521423442342511.

It can be written as a sum of positive squares in 8 ways, for example, as 105832841425081 + 9410402899044 = 10287509^2 + 3067638^2 .

It is not a de Polignac number, because 115243244324125 - 27 = 115243244323997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 605651232 + ... + 605841481.

It is an arithmetic number, because the mean of its divisors is an integer number (9000785118663).

Almost surely, 2115243244324125 is an apocalyptic number.

It is an amenable number.

115243244324125 is a deficient number, since it is larger than the sum of its proper divisors (28769317574483).

115243244324125 is an equidigital number, since it uses as much as digits as its factorization.

115243244324125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211493489 (or 1211493479 counting only the distinct ones).

The product of its digits is 921600, while the sum is 43.

Adding to 115243244324125 its reverse (521423442342511), we get a palindrome (636666686666636).

The spelling of 115243244324125 in words is "one hundred fifteen trillion, two hundred forty-three billion, two hundred forty-four million, three hundred twenty-four thousand, one hundred twenty-five".

Divisors: 1 5 25 125 761 3805 19025 95125 1211492713 6057463565 30287317825 151436589125 921945954593 4609729772965 23048648864825 115243244324125