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226668012 = 22381123291
BaseRepresentation
bin11011000001010…
…10110111101100
3120210111221001120
431200222313230
5431011334022
634254140540
75421434454
oct1540526754
9523457046
10226668012
11106a4803a
1263ab1750
1337c637ac
1422164d64
1514d75d5c
hexd82adec

226668012 has 24 divisors (see below), whose sum is σ = 529566912. Its totient is φ = 75459600.

The previous prime is 226667989. The next prime is 226668019. The reversal of 226668012 is 210866622.

It is not an unprimeable number, because it can be changed into a prime (226668019) 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, 1914 + ... + 21377.

It is an arithmetic number, because the mean of its divisors is an integer number (22065288).

Almost surely, 2226668012 is an apocalyptic number.

It is an amenable number.

226668012 is an abundant number, since it is smaller than the sum of its proper divisors (302898900).

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

226668012 is a wasteful number, since it uses less digits than its factorization.

226668012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24109 (or 24107 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 226668012 is about 15055.4977333863. The cubic root of 226668012 is about 609.7194912015.

The spelling of 226668012 in words is "two hundred twenty-six million, six hundred sixty-eight thousand, twelve".

Divisors: 1 2 3 4 6 12 811 1622 2433 3244 4866 9732 23291 46582 69873 93164 139746 279492 18889001 37778002 56667003 75556004 113334006 226668012