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44188144 = 24711133189
BaseRepresentation
bin1010100010010…
…0000111110000
310002010222201221
42220210013300
542303010034
64215034424
71044410260
oct250440760
9102128657
1044188144
1122a41230
121296ba14
139201c40
145c237a0
153d2cbb4
hex2a241f0

44188144 has 160 divisors (see below), whose sum is σ = 119992320. Its totient is φ = 15206400.

The previous prime is 44188127. The next prime is 44188147.

44188144 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44188147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 496452 + ... + 496540.

It is an arithmetic number, because the mean of its divisors is an integer number (749952).

Almost surely, 244188144 is an apocalyptic number.

44188144 is a gapful number since it is divisible by the number (44) 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 44188144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59996160).

44188144 is an abundant number, since it is smaller than the sum of its proper divisors (75804176).

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

44188144 is a wasteful number, since it uses less digits than its factorization.

44188144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 153 counting only the distinct ones).

The product of its digits is 16384, while the sum is 34.

The square root of 44188144 is about 6647.4163402032. The cubic root of 44188144 is about 353.5373103308.

The spelling of 44188144 in words is "forty-four million, one hundred eighty-eight thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 11 13 14 16 22 26 28 31 44 52 56 62 77 88 89 91 104 112 124 143 154 176 178 182 208 217 248 286 308 341 356 364 403 434 496 572 616 623 682 712 728 806 868 979 1001 1144 1157 1232 1246 1364 1424 1456 1612 1736 1958 2002 2288 2314 2387 2492 2728 2759 2821 3224 3472 3916 4004 4433 4628 4774 4984 5456 5518 5642 6448 6853 7832 8008 8099 8866 9256 9548 9968 11036 11284 12727 13706 15664 16016 16198 17732 18512 19096 19313 22072 22568 25454 27412 30349 31031 32396 35464 35867 38192 38626 44144 45136 50908 54824 60698 62062 64792 70928 71734 77252 89089 101816 109648 121396 124124 129584 143468 154504 178178 203632 212443 242792 248248 251069 286936 309008 356356 394537 424886 485584 496496 502138 573872 712712 789074 849772 1004276 1425424 1578148 1699544 2008552 2761759 3156296 3399088 4017104 5523518 6312592 11047036 22094072 44188144