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441221344 = 2519739941
BaseRepresentation
bin11010010011001…
…000000011100000
31010202020100220021
4122103020003200
51400423040334
6111440523224
713635214414
oct3223100340
91122210807
10441221344
11207070143
12103920514
1370545025
1442854d44
1528b073b4
hex1a4c80e0

441221344 has 48 divisors (see below), whose sum is σ = 926992080. Its totient is φ = 206115840.

The previous prime is 441221311. The next prime is 441221381. The reversal of 441221344 is 443122144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39414 + ... + 49354.

It is an arithmetic number, because the mean of its divisors is an integer number (19312335).

Almost surely, 2441221344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 441221344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463496040).

441221344 is an abundant number, since it is smaller than the sum of its proper divisors (485770736).

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

441221344 is a wasteful number, since it uses less digits than its factorization.

441221344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10043 (or 10035 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 441221344 is about 21005.2694341206. The cubic root of 441221344 is about 761.2935864273.

Adding to 441221344 its reverse (443122144), we get a palindrome (884343488).

The spelling of 441221344 in words is "four hundred forty-one million, two hundred twenty-one thousand, three hundred forty-four".

Divisors: 1 2 4 8 16 19 32 38 73 76 146 152 292 304 584 608 1168 1387 2336 2774 5548 9941 11096 19882 22192 39764 44384 79528 159056 188879 318112 377758 725693 755516 1451386 1511032 2902772 3022064 5805544 6044128 11611088 13788167 23222176 27576334 55152668 110305336 220610672 441221344