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214934018 = 21335923027
BaseRepresentation
bin11001100111110…
…10001000000010
3112222102210001012
430303322020002
5420010342033
633154440522
75216623535
oct1463721002
9488383035
10214934018
11100363122
125bb93142
13356b58c0
142078ca1c
1513d09248
hexccfa202

214934018 has 16 divisors (see below), whose sum is σ = 348183360. Its totient is φ = 98919696.

The previous prime is 214934017. The next prime is 214934029. The reversal of 214934018 is 810439412.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (214934017) 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, 2180 + ... + 20847.

It is an arithmetic number, because the mean of its divisors is an integer number (21761460).

Almost surely, 2214934018 is an apocalyptic number.

214934018 is a deficient number, since it is larger than the sum of its proper divisors (133249342).

214934018 is a wasteful number, since it uses less digits than its factorization.

214934018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23401.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 214934018 is about 14660.6281584385. The cubic root of 214934018 is about 599.0113514812.

The spelling of 214934018 in words is "two hundred fourteen million, nine hundred thirty-four thousand, eighteen".

Divisors: 1 2 13 26 359 718 4667 9334 23027 46054 299351 598702 8266693 16533386 107467009 214934018