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214240012 = 22731724137
BaseRepresentation
bin11001100010100…
…00101100001100
3112221010112001021
430301100230030
5414321140022
633131523524
75211003310
oct1461205414
9487115037
10214240012
11aaa29768
125b8b95a4
1335501a4c
142064bb40
1513c1d7c7
hexcc50b0c

214240012 has 24 divisors (see below), whose sum is σ = 429849504. Its totient is φ = 91523712.

The previous prime is 214239997. The next prime is 214240031. The reversal of 214240012 is 210042412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3193 + ... + 20944.

It is an arithmetic number, because the mean of its divisors is an integer number (17910396).

Almost surely, 2214240012 is an apocalyptic number.

It is an amenable number.

214240012 is an abundant number, since it is smaller than the sum of its proper divisors (215609492).

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

214240012 is a wasteful number, since it uses less digits than its factorization.

214240012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24465 (or 24463 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 214240012 is about 14636.9399807473. The cubic root of 214240012 is about 598.3659352421.

Adding to 214240012 its reverse (210042412), we get a palindrome (424282424).

It can be divided in two parts, 2142400 and 12, that added together give a palindrome (2142412).

The spelling of 214240012 in words is "two hundred fourteen million, two hundred forty thousand, twelve".

Divisors: 1 2 4 7 14 28 317 634 1268 2219 4438 8876 24137 48274 96548 168959 337918 675836 7651429 15302858 30605716 53560003 107120006 214240012