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226069247 = 1773182167
BaseRepresentation
bin11010111100110…
…00101011111111
3120202101111201002
431132120223333
5430333203442
634233240515
75413362005
oct1536305377
9522344632
10226069247
11106679198
126386313b
1337ab40b1
142204aa75
1514ca8732
hexd798aff

226069247 has 8 divisors (see below), whose sum is σ = 242647776. Its totient is φ = 209855232.

The previous prime is 226069237. The next prime is 226069289. The reversal of 226069247 is 742960622.

It is a happy number.

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 226069247 - 216 = 226003711 is a prime.

It is a super-2 number, since 2×2260692472 = 102214608878294018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226069247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226069237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89843 + ... + 92324.

It is an arithmetic number, because the mean of its divisors is an integer number (30330972).

Almost surely, 2226069247 is an apocalyptic number.

226069247 is a deficient number, since it is larger than the sum of its proper divisors (16578529).

226069247 is a wasteful number, since it uses less digits than its factorization.

226069247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182257.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 226069247 is about 15035.5993229402. The cubic root of 226069247 is about 609.1821405275.

The spelling of 226069247 in words is "two hundred twenty-six million, sixty-nine thousand, two hundred forty-seven".

Divisors: 1 17 73 1241 182167 3096839 13298191 226069247