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226306789 = 3173100003
BaseRepresentation
bin11010111110100…
…10101011100101
3120202211120112221
431133102223211
5430413304124
634242312341
75415401362
oct1537225345
9522746487
10226306789
11106820705
12639586b1
1337b68257
14220ad469
1514d03ce4
hexd7d2ae5

226306789 has 8 divisors (see below), whose sum is σ = 236809472. Its totient is φ = 216004320.

The previous prime is 226306709. The next prime is 226306813. The reversal of 226306789 is 987603622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226306789 - 217 = 226175717 is a prime.

It is a Duffinian number.

226306789 is a modest number, since divided by 6789 gives 2263 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226306709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47739 + ... + 52264.

It is an arithmetic number, because the mean of its divisors is an integer number (29601184).

Almost surely, 2226306789 is an apocalyptic number.

It is an amenable number.

226306789 is a deficient number, since it is larger than the sum of its proper divisors (10502683).

226306789 is a wasteful number, since it uses less digits than its factorization.

226306789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100107.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 226306789 is about 15043.4965682849. The cubic root of 226306789 is about 609.3954316498.

The spelling of 226306789 in words is "two hundred twenty-six million, three hundred six thousand, seven hundred eighty-nine".

Divisors: 1 31 73 2263 100003 3100093 7300219 226306789