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226449317 = 713189427
BaseRepresentation
bin11010111111101…
…01011110100101
3120210002211001202
431133311132211
5430432334232
634245332245
75416534043
oct1537653645
9523084052
10226449317
111069087a6
1263a07085
1337bb80a3
1422109393
1514d31162
hexd7f57a5

226449317 has 4 divisors (see below), whose sum is σ = 229638816. Its totient is φ = 223259820.

The previous prime is 226449271. The next prime is 226449319. The reversal of 226449317 is 713944622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226449317 - 26 = 226449253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226449319) 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 3 ways as a sum of consecutive naturals, for example, 1594643 + ... + 1594784.

It is an arithmetic number, because the mean of its divisors is an integer number (57409704).

Almost surely, 2226449317 is an apocalyptic number.

It is an amenable number.

226449317 is a deficient number, since it is larger than the sum of its proper divisors (3189499).

226449317 is an equidigital number, since it uses as much as digits as its factorization.

226449317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189498.

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

The square root of 226449317 is about 15048.2330191953. The cubic root of 226449317 is about 609.5233372021.

The spelling of 226449317 in words is "two hundred twenty-six million, four hundred forty-nine thousand, three hundred seventeen".

Divisors: 1 71 3189427 226449317