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226723016 = 231317128237
BaseRepresentation
bin11011000001110…
…00010011001000
3120210121201111202
431200320103020
5431020114031
634255243332
75422054022
oct1540702310
9523551452
10226723016
11106a853a3
1263b19548
1337c82840
142217b012
1514d872cb
hexd8384c8

226723016 has 32 divisors (see below), whose sum is σ = 484739640. Its totient is φ = 98485248.

The previous prime is 226723001. The next prime is 226723037. The reversal of 226723016 is 610327622.

It can be written as a sum of positive squares in 4 ways, for example, as 150160516 + 76562500 = 12254^2 + 8750^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 226723016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62351 + ... + 65886.

Almost surely, 2226723016 is an apocalyptic number.

226723016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

226723016 is an abundant number, since it is smaller than the sum of its proper divisors (258016624).

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

226723016 is a wasteful number, since it uses less digits than its factorization.

226723016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128273 (or 128269 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 226723016 is about 15057.3243307036. The cubic root of 226723016 is about 609.7688060536.

The spelling of 226723016 in words is "two hundred twenty-six million, seven hundred twenty-three thousand, sixteen".

Divisors: 1 2 4 8 13 17 26 34 52 68 104 136 221 442 884 1768 128237 256474 512948 1025896 1667081 2180029 3334162 4360058 6668324 8720116 13336648 17440232 28340377 56680754 113361508 226723016