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226026784 = 2537190901
BaseRepresentation
bin11010111100011…
…10010100100000
3120202022100110101
431132032110200
5430330324114
634232312144
75413124134
oct1536162440
9522270411
10226026784
1110664a2a5
1263842654
1337a9a979
14220393c4
1514c9ad74
hexd78e520

226026784 has 24 divisors (see below), whose sum is σ = 457019388. Its totient is φ = 109958400.

The previous prime is 226026767. The next prime is 226026799. The reversal of 226026784 is 487620622.

It can be written as a sum of positive squares in 2 ways, for example, as 210250000 + 15776784 = 14500^2 + 3972^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 94267 + ... + 96634.

Almost surely, 2226026784 is an apocalyptic number.

It is an amenable number.

226026784 is an abundant number, since it is smaller than the sum of its proper divisors (230992604).

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

226026784 is a wasteful number, since it uses less digits than its factorization.

226026784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190948 (or 190940 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 226026784 is about 15034.1871745698. The cubic root of 226026784 is about 609.1439968741.

The spelling of 226026784 in words is "two hundred twenty-six million, twenty-six thousand, seven hundred eighty-four".

Divisors: 1 2 4 8 16 32 37 74 148 296 592 1184 190901 381802 763604 1527208 3054416 6108832 7063337 14126674 28253348 56506696 113013392 226026784