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226248349 = 1733130553
BaseRepresentation
bin11010111110001…
…00011010011101
3120202201121101111
431133010122131
5430404421344
634241142021
75415036115
oct1537043235
9522647344
10226248349
11106790808
126392a911
1337b47782
1422096045
1514ce1834
hexd7c469d

226248349 has 4 divisors (see below), whose sum is σ = 226380636. Its totient is φ = 226116064.

The previous prime is 226248331. The next prime is 226248367. The reversal of 226248349 is 943842622.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (226248331) and next prime (226248367).

It can be written as a sum of positive squares in 2 ways, for example, as 43322724 + 182925625 = 6582^2 + 13525^2 .

It is a cyclic number.

It is not a de Polignac number, because 226248349 - 27 = 226248221 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 (226248949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63544 + ... + 67009.

It is an arithmetic number, because the mean of its divisors is an integer number (56595159).

Almost surely, 2226248349 is an apocalyptic number.

It is an amenable number.

226248349 is a deficient number, since it is larger than the sum of its proper divisors (132287).

226248349 is a wasteful number, since it uses less digits than its factorization.

226248349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132286.

The product of its digits is 165888, while the sum is 40.

The square root of 226248349 is about 15041.5540752942. The cubic root of 226248349 is about 609.3429716903.

The spelling of 226248349 in words is "two hundred twenty-six million, two hundred forty-eight thousand, three hundred forty-nine".

Divisors: 1 1733 130553 226248349