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229226341 = 349656809
BaseRepresentation
bin11011010100110…
…11011101100101
3120222022220102111
431222123131211
5432140220331
634425041021
75452251241
oct1552333545
9528286374
10229226341
11108435163
1264926171
133864b0b6
142262d421
15151cddb1
hexda9b765

229226341 has 4 divisors (see below), whose sum is σ = 229883500. Its totient is φ = 228569184.

The previous prime is 229226339. The next prime is 229226357. The reversal of 229226341 is 143622922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143622922 = 271811461.

It can be written as a sum of positive squares in 2 ways, for example, as 87497316 + 141729025 = 9354^2 + 11905^2 .

It is a cyclic number.

It is not a de Polignac number, because 229226341 - 21 = 229226339 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 (229226311) 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 3 ways as a sum of consecutive naturals, for example, 328056 + ... + 328753.

It is an arithmetic number, because the mean of its divisors is an integer number (57470875).

Almost surely, 2229226341 is an apocalyptic number.

It is an amenable number.

229226341 is a deficient number, since it is larger than the sum of its proper divisors (657159).

229226341 is an equidigital number, since it uses as much as digits as its factorization.

229226341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657158.

The product of its digits is 10368, while the sum is 31.

The square root of 229226341 is about 15140.2226205561. Note that the first 3 decimals coincide. The cubic root of 229226341 is about 612.0048173756.

The spelling of 229226341 in words is "two hundred twenty-nine million, two hundred twenty-six thousand, three hundred forty-one".

Divisors: 1 349 656809 229226341