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44324436430 = 25172331365683
BaseRepresentation
bin101001010001111100…
…010011100111001110
311020102001020200001201
4221101330103213032
51211234023431210
632210134300114
73126254331121
oct512174234716
9136361220051
1044324436430
1117885a9714a
1287101b763a
134244c795a1
142206a563b8
15124649653a
hexa51f139ce

44324436430 has 64 divisors (see below), whose sum is σ = 90993881088. Its totient is φ = 15446407680.

The previous prime is 44324436391. The next prime is 44324436433. The reversal of 44324436430 is 3463442344.

It is a super-2 number, since 2×443244364302 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44324436430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44324436433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61632 + ... + 304051.

It is an arithmetic number, because the mean of its divisors is an integer number (1421779392).

Almost surely, 244324436430 is an apocalyptic number.

44324436430 is an abundant number, since it is smaller than the sum of its proper divisors (46669444658).

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

44324436430 is a wasteful number, since it uses less digits than its factorization.

44324436430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365761.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 44324436430 its reverse (3463442344), we get a palindrome (47787878774).

The spelling of 44324436430 in words is "forty-four billion, three hundred twenty-four million, four hundred thirty-six thousand, four hundred thirty".

Divisors: 1 2 5 10 17 23 31 34 46 62 85 115 155 170 230 310 391 527 713 782 1054 1426 1955 2635 3565 3910 5270 7130 12121 24242 60605 121210 365683 731366 1828415 3656830 6216611 8410709 11336173 12433222 16821418 22672346 31083055 42053545 56680865 62166110 84107090 113361730 142982053 192714941 260731979 285964106 385429882 521463958 714910265 963574705 1303659895 1429820530 1927149410 2607319790 4432443643 8864887286 22162218215 44324436430