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134519018 = 297693397
BaseRepresentation
bin10000000010010…
…01100011101010
3100101010021101212
420001021203222
5233414102033
621203113122
73222251504
oct1001114352
9311107355
10134519018
1169a29147
12390727a2
1321b3b66a
1413c18d74
15bc22748
hex80498ea

134519018 has 8 divisors (see below), whose sum is σ = 203859012. Its totient is φ = 66566016.

The previous prime is 134519017. The next prime is 134519027. The reversal of 134519018 is 810915431.

It can be written as a sum of positive squares in 2 ways, for example, as 125596849 + 8922169 = 11207^2 + 2987^2 .

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 (134519017) 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, 346505 + ... + 346892.

Almost surely, 2134519018 is an apocalyptic number.

134519018 is a deficient number, since it is larger than the sum of its proper divisors (69339994).

134519018 is an equidigital number, since it uses as much as digits as its factorization.

134519018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693496.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 134519018 is about 11598.2333999623. The cubic root of 134519018 is about 512.3828237367.

The spelling of 134519018 in words is "one hundred thirty-four million, five hundred nineteen thousand, eighteen".

Divisors: 1 2 97 194 693397 1386794 67259509 134519018