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135044018 = 271993911
BaseRepresentation
bin10000000110010…
…01101110110010
3100102002221120022
420003021232302
5234032402033
621222243442
73226566224
oct1003115662
9312087508
10135044018
116a25762a
1239286582
1321c93605
1413d14414
15bcc8098
hex80c9bb2

135044018 has 8 divisors (see below), whose sum is σ = 202849920. Its totient is φ = 67427380.

The previous prime is 135044011. The next prime is 135044023. The reversal of 135044018 is 810440531.

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

It is not an unprimeable number, because it can be changed into a prime (135044011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45518 + ... + 48393.

It is an arithmetic number, because the mean of its divisors is an integer number (25356240).

Almost surely, 2135044018 is an apocalyptic number.

135044018 is a deficient number, since it is larger than the sum of its proper divisors (67805902).

135044018 is an equidigital number, since it uses as much as digits as its factorization.

135044018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94632.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 135044018 is about 11620.8441173608. The cubic root of 135044018 is about 513.0485332933.

Adding to 135044018 its reverse (810440531), we get a palindrome (945484549).

The spelling of 135044018 in words is "one hundred thirty-five million, forty-four thousand, eighteen".

Divisors: 1 2 719 1438 93911 187822 67522009 135044018