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115425 = 355219
BaseRepresentation
bin11100001011100001
312212100000
4130023201
512143200
62250213
7660342
oct341341
9185300
10115425
11797a2
1256969
13406cb
14300c9
1524300
hex1c2e1

115425 has 36 divisors (see below), whose sum is σ = 225680. Its totient is φ = 58320.

The previous prime is 115421. The next prime is 115429. The reversal of 115425 is 524511.

It is an interprime number because it is at equal distance from previous prime (115421) and next prime (115429).

It is not a de Polignac number, because 115425 - 22 = 115421 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 115398 and 115407.

It is not an unprimeable number, because it can be changed into a prime (115421) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6066 + ... + 6084.

2115425 is an apocalyptic number.

115425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115425 is a deficient number, since it is larger than the sum of its proper divisors (110255).

115425 is an equidigital number, since it uses as much as digits as its factorization.

115425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44 (or 27 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 115425 is about 339.7425495872. The cubic root of 115425 is about 48.6892734985.

Adding to 115425 its reverse (524511), we get a palindrome (639936).

The spelling of 115425 in words is "one hundred fifteen thousand, four hundred twenty-five".

Divisors: 1 3 5 9 15 19 25 27 45 57 75 81 95 135 171 225 243 285 405 475 513 675 855 1215 1425 1539 2025 2565 4275 4617 6075 7695 12825 23085 38475 115425