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226207330 = 25149151817
BaseRepresentation
bin11010111101110…
…10011001100010
3120202122112010021
431132322121202
5430402113310
634240224054
75414505406
oct1536723142
9522575107
10226207330
11106762a08
126390b02a
1337b31bbb
1422085106
1514cd45da
hexd7ba662

226207330 has 16 divisors (see below), whose sum is σ = 409908600. Its totient is φ = 89875072.

The previous prime is 226207313. The next prime is 226207367. The reversal of 226207330 is 33702622.

It can be written as a sum of positive squares in 4 ways, for example, as 142539721 + 83667609 = 11939^2 + 9147^2 .

It is a super-2 number, since 2×2262073302 = 102339512291457800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 226207295 and 226207304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74419 + ... + 77398.

Almost surely, 2226207330 is an apocalyptic number.

226207330 is a deficient number, since it is larger than the sum of its proper divisors (183701270).

226207330 is a wasteful number, since it uses less digits than its factorization.

226207330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151973.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 226207330 is about 15040.1904908149. The cubic root of 226207330 is about 609.3061446812.

Adding to 226207330 its reverse (33702622), we get a palindrome (259909952).

The spelling of 226207330 in words is "two hundred twenty-six million, two hundred seven thousand, three hundred thirty".

Divisors: 1 2 5 10 149 298 745 1490 151817 303634 759085 1518170 22620733 45241466 113103665 226207330