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28024825374 = 23271336746619
BaseRepresentation
bin11010000110011010…
…001110011000011110
32200100002122122011100
4122012122032120132
5424343323402444
620512513133530
72011324041150
oct320632163036
980302578140
1028024825374
1110981313107
12552155a2a6
132848100610
1414dbdb2ad0
15ae051be69
hex68668e61e

28024825374 has 96 divisors (see below), whose sum is σ = 74938106880. Its totient is φ = 7370865216.

The previous prime is 28024825327. The next prime is 28024825393. The reversal of 28024825374 is 47352842082.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 577837 + ... + 624455.

It is an arithmetic number, because the mean of its divisors is an integer number (780605280).

Almost surely, 228024825374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28024825374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37469053440).

28024825374 is an abundant number, since it is smaller than the sum of its proper divisors (46913281506).

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

28024825374 is a wasteful number, since it uses less digits than its factorization.

28024825374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47014 (or 47011 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 28024825374 in words is "twenty-eight billion, twenty-four million, eight hundred twenty-five thousand, three hundred seventy-four".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 367 546 734 819 1101 1638 2202 2569 3303 4771 5138 6606 7707 9542 14313 15414 23121 28626 33397 42939 46242 46619 66794 85878 93238 100191 139857 200382 279714 300573 326333 419571 601146 606047 652666 839142 978999 1212094 1818141 1957998 2936997 3636282 4242329 5454423 5873994 8484658 10908846 12726987 17109173 25453974 34218346 38180961 51327519 76361922 102655038 119764211 153982557 222419249 239528422 307965114 359292633 444838498 667257747 718585266 1077877899 1334515494 1556934743 2001773241 2155755798 3113869486 4003546482 4670804229 9341608458 14012412687 28024825374