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226336420 = 22549922679
BaseRepresentation
bin11010111110110…
…01111010100100
3120202220002012101
431133121322210
5430420231140
634243101444
75415553642
oct1537317244
9522802171
10226336420
111068409a2
1263971884
1337b7889b
14220ba192
1514d0c99a
hexd7d9ea4

226336420 has 24 divisors (see below), whose sum is σ = 476280000. Its totient is φ = 90349152.

The previous prime is 226336403. The next prime is 226336463. The reversal of 226336420 is 24633622.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1360 + ... + 21319.

It is an arithmetic number, because the mean of its divisors is an integer number (19845000).

Almost surely, 2226336420 is an apocalyptic number.

226336420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226336420 is an abundant number, since it is smaller than the sum of its proper divisors (249943580).

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

226336420 is a wasteful number, since it uses less digits than its factorization.

226336420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23187 (or 23185 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 226336420 is about 15044.4813802271. The cubic root of 226336420 is about 609.4220271224.

It can be divided in two parts, 2263 and 36420, that added together give a palindrome (38683).

The spelling of 226336420 in words is "two hundred twenty-six million, three hundred thirty-six thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 499 998 1996 2495 4990 9980 22679 45358 90716 113395 226790 453580 11316821 22633642 45267284 56584105 113168210 226336420