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226633340 = 22511331667
BaseRepresentation
bin11011000001000…
…10011001111100
3120210110011111102
431200202121330
5431004231330
634253312232
75421231413
oct1540423174
9523404442
10226633340
11106a23a8a
1263a95678
1337c50a8b
142215647a
1514d6a945
hexd82267c

226633340 has 12 divisors (see below), whose sum is σ = 475930056. Its totient is φ = 90653328.

The previous prime is 226633313. The next prime is 226633357. The reversal of 226633340 is 43336622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5665814 + ... + 5665853.

It is an arithmetic number, because the mean of its divisors is an integer number (39660838).

Almost surely, 2226633340 is an apocalyptic number.

226633340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226633340 is an abundant number, since it is smaller than the sum of its proper divisors (249296716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226633340 is a wasteful number, since it uses less digits than its factorization.

226633340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11331676 (or 11331674 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 226633340 is about 15054.3462162925. The cubic root of 226633340 is about 609.6884012798.

Adding to 226633340 its reverse (43336622), we get a palindrome (269969962).

The spelling of 226633340 in words is "two hundred twenty-six million, six hundred thirty-three thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 11331667 22663334 45326668 56658335 113316670 226633340