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11440230 = 2354171131
BaseRepresentation
bin101011101001…
…000001100110
3210112020001020
4223221001212
510412041410
61045112010
7166145304
oct53510146
923466036
1011440230
11650423a
1239b8606
1324a7289
14173b274
15100ea70
hexae9066

11440230 has 64 divisors (see below), whose sum is σ = 28740096. Its totient is φ = 2912000.

The previous prime is 11440229. The next prime is 11440241. The reversal of 11440230 is 3204411.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 87265 + ... + 87395.

It is an arithmetic number, because the mean of its divisors is an integer number (449064).

Almost surely, 211440230 is an apocalyptic number.

11440230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11440230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14370048).

11440230 is an abundant number, since it is smaller than the sum of its proper divisors (17299866).

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

11440230 is a wasteful number, since it uses less digits than its factorization.

11440230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 11440230 is about 3382.3409053494. The cubic root of 11440230 is about 225.3261442995.

Adding to 11440230 its reverse (3204411), we get a palindrome (14644641).

The spelling of 11440230 in words is "eleven million, four hundred forty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 71 82 123 131 142 205 213 246 262 355 393 410 426 615 655 710 786 1065 1230 1310 1965 2130 2911 3930 5371 5822 8733 9301 10742 14555 16113 17466 18602 26855 27903 29110 32226 43665 46505 53710 55806 80565 87330 93010 139515 161130 279030 381341 762682 1144023 1906705 2288046 3813410 5720115 11440230