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135115 = 561443
BaseRepresentation
bin100000111111001011
320212100021
4200333023
513310430
62521311
71101631
oct407713
9225307
10135115
1192572
1266237
1349666
1437351
152a07a
hex20fcb

135115 has 8 divisors (see below), whose sum is σ = 165168. Its totient is φ = 106080.

The previous prime is 135101. The next prime is 135119. The reversal of 135115 is 511531.

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

It is not a de Polignac number, because 135115 - 213 = 126923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135119) 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, 84 + ... + 526.

It is an arithmetic number, because the mean of its divisors is an integer number (20646).

2135115 is an apocalyptic number.

135115 is a deficient number, since it is larger than the sum of its proper divisors (30053).

135115 is an equidigital number, since it uses as much as digits as its factorization.

135115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509.

The product of its digits is 75, while the sum is 16.

The square root of 135115 is about 367.5799232820. The cubic root of 135115 is about 51.3138407279.

Adding to 135115 its reverse (511531), we get a palindrome (646646).

The spelling of 135115 in words is "one hundred thirty-five thousand, one hundred fifteen".

Divisors: 1 5 61 305 443 2215 27023 135115