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41144040 = 23325729563
BaseRepresentation
bin1001110011110…
…0111011101000
32212102100000100
42130330323220
541013102130
64025505400
71006501320
oct234747350
985370010
1041144040
1121252143
1211942260
1386a74b2
145670280
15392ac60
hex273cee8

41144040 has 192 divisors, whose sum is σ = 158371200. Its totient is φ = 9063936.

The previous prime is 41144009. The next prime is 41144053. The reversal of 41144040 is 4044114.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72799 + ... + 73361.

It is an arithmetic number, because the mean of its divisors is an integer number (824850).

Almost surely, 241144040 is an apocalyptic number.

41144040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41144040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79185600).

41144040 is an abundant number, since it is smaller than the sum of its proper divisors (117227160).

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

41144040 is a wasteful number, since it uses less digits than its factorization.

41144040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 41144040 is about 6414.3620103639. The cubic root of 41144040 is about 345.2250579423.

Adding to 41144040 its reverse (4044114), we get a palindrome (45188154).

The spelling of 41144040 in words is "forty-one million, one hundred forty-four thousand, forty".