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344513011040 = 255111170116729
BaseRepresentation
bin1010000001101101001…
…00110101110101100000
31012221020201000021112122
411000312210311311200
521121030312323130
6422133405243412
733614232163622
oct5006644656540
91187221007478
10344513011040
1112311a682330
1256928863568
1326644b91bb3
1412962c44c12
158e654a42e5
hex5036935d60

344513011040 has 96 divisors (see below), whose sum is σ = 888032950560. Its totient is φ = 125259264000.

The previous prime is 344513011033. The next prime is 344513011049. The reversal of 344513011040 is 40110315443.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344513011049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20585396 + ... + 20602124.

It is an arithmetic number, because the mean of its divisors is an integer number (9250343235).

Almost surely, 2344513011040 is an apocalyptic number.

It is an amenable number.

344513011040 is an abundant number, since it is smaller than the sum of its proper divisors (543519939520).

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

344513011040 is a wasteful number, since it uses less digits than its factorization.

344513011040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28456 (or 28448 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 344513011040 its reverse (40110315443), we get a palindrome (384623326483).

The spelling of 344513011040 in words is "three hundred forty-four billion, five hundred thirteen million, eleven thousand, forty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 11701 16729 23402 33458 46804 58505 66916 83645 93608 117010 128711 133832 167290 184019 187216 234020 257422 267664 334580 368038 374432 468040 514844 535328 643555 669160 736076 920095 936080 1029688 1287110 1338320 1472152 1840190 1872160 2059376 2574220 2676640 2944304 3680380 4118752 5148440 5888608 7360760 10296880 14721520 20593760 29443040 195746029 391492058 782984116 978730145 1565968232 1957460290 2153206319 3131936464 3914920580 4306412638 6263872928 7829841160 8612825276 10766031595 15659682320 17225650552 21532063190 31319364640 34451301104 43064126380 68902602208 86128252760 172256505520 344513011040