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11440030 = 257237631
BaseRepresentation
bin101011101000…
…111110011110
3210112012202211
4223220332132
510412040110
61045111034
7166144600
oct53507636
923465684
1011440030
116504078
1239b847a
1324a7164
14173b170
15100e98a
hexae8f9e

11440030 has 48 divisors (see below), whose sum is σ = 24640416. Its totient is φ = 3810240.

The previous prime is 11440027. The next prime is 11440057. The reversal of 11440030 is 3004411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17815 + ... + 18445.

It is an arithmetic number, because the mean of its divisors is an integer number (513342).

Almost surely, 211440030 is an apocalyptic number.

11440030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11440030 is an abundant number, since it is smaller than the sum of its proper divisors (13200386).

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

11440030 is a wasteful number, since it uses less digits than its factorization.

11440030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 682 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 11440030 is about 3382.3113398976. The cubic root of 11440030 is about 225.3248312288.

Adding to 11440030 its reverse (3004411), we get a palindrome (14444441).

The spelling of 11440030 in words is "eleven million, four hundred forty thousand, thirty".

Divisors: 1 2 5 7 10 14 35 37 49 70 74 98 185 245 259 370 490 518 631 1262 1295 1813 2590 3155 3626 4417 6310 8834 9065 18130 22085 23347 30919 44170 46694 61838 116735 154595 163429 233470 309190 326858 817145 1144003 1634290 2288006 5720015 11440030