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226223245 = 5131345379
BaseRepresentation
bin11010111101111…
…10010010001101
3120202200022221201
431132332102031
5430403120440
634240425501
75414602663
oct1536762215
9522608851
10226223245
11106773966
1263918291
1337b39211
142208ac33
1514cd919a
hexd7be48d

226223245 has 8 divisors (see below), whose sum is σ = 273540960. Its totient is φ = 179596560.

The previous prime is 226223219. The next prime is 226223251. The reversal of 226223245 is 542322622.

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

It is not a de Polignac number, because 226223245 - 211 = 226221197 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 172035 + ... + 173344.

It is an arithmetic number, because the mean of its divisors is an integer number (34192620).

Almost surely, 2226223245 is an apocalyptic number.

It is an amenable number.

226223245 is a deficient number, since it is larger than the sum of its proper divisors (47317715).

226223245 is a wasteful number, since it uses less digits than its factorization.

226223245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345515.

The product of its digits is 11520, while the sum is 28.

The square root of 226223245 is about 15040.7195639038. The cubic root of 226223245 is about 609.3204337553.

Adding to 226223245 its reverse (542322622), we get a palindrome (768545867).

The spelling of 226223245 in words is "two hundred twenty-six million, two hundred twenty-three thousand, two hundred forty-five".

Divisors: 1 5 131 655 345379 1726895 45244649 226223245