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135460218 = 2329778507
BaseRepresentation
bin10000001001011…
…11010101111010
3100102220002111010
420010233111322
5234134211333
621235214350
73233251515
oct1004572572
9312802433
10135460218
116a5112a3
12394473b6
13220aab9a
1413dc1d7c
15bd5b563
hex812f57a

135460218 has 16 divisors (see below), whose sum is σ = 280262880. Its totient is φ = 43596336.

The previous prime is 135460217. The next prime is 135460243. The reversal of 135460218 is 812064531.

135460218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135460217) 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, 389080 + ... + 389427.

It is an arithmetic number, because the mean of its divisors is an integer number (17516430).

Almost surely, 2135460218 is an apocalyptic number.

135460218 is an abundant number, since it is smaller than the sum of its proper divisors (144802662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135460218 is a wasteful number, since it uses less digits than its factorization.

135460218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778541.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 135460218 is about 11638.7378181657. The cubic root of 135460218 is about 513.5750574425.

The spelling of 135460218 in words is "one hundred thirty-five million, four hundred sixty thousand, two hundred eighteen".

Divisors: 1 2 3 6 29 58 87 174 778507 1557014 2335521 4671042 22576703 45153406 67730109 135460218