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5186683854 = 235117912281
BaseRepresentation
bin1001101010010011…
…01000001111001110
3111101110122211200000
410311021220033032
541110242340404
62214400345130
7242350041162
oct46511501716
914343584600
105186683854
112221825390
1210090151a6
13648732b01
14372bb8ca2
15205530339
hex1352683ce

5186683854 has 96 divisors (see below), whose sum is σ = 12875466240. Its totient is φ = 1551700800.

The previous prime is 5186683847. The next prime is 5186683877. The reversal of 5186683854 is 4583866815.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5186683854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 416194 + ... + 428474.

It is an arithmetic number, because the mean of its divisors is an integer number (134119440).

Almost surely, 25186683854 is an apocalyptic number.

5186683854 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5186683854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6437733120).

5186683854 is an abundant number, since it is smaller than the sum of its proper divisors (7688782386).

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

5186683854 is a wasteful number, since it uses less digits than its factorization.

5186683854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12388 (or 12376 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The square root of 5186683854 is about 72018.6354633299. The cubic root of 5186683854 is about 1730.9981046989.

The spelling of 5186683854 in words is "five billion, one hundred eighty-six million, six hundred eighty-three thousand, eight hundred fifty-four".

Divisors: 1 2 3 6 9 11 18 22 27 33 54 66 79 81 99 158 162 198 237 243 297 474 486 594 711 869 891 1422 1738 1782 2133 2607 2673 4266 5214 5346 6399 7821 12281 12798 15642 19197 23463 24562 36843 38394 46926 70389 73686 110529 135091 140778 211167 221058 270182 331587 405273 422334 663174 810546 970199 994761 1215819 1940398 1989522 2431638 2910597 2984283 3647457 5821194 5968566 7294914 8731791 10672189 10942371 17463582 21344378 21884742 26195373 32016567 32827113 52390746 64033134 65654226 78586119 96049701 157172238 192099402 235758357 288149103 471516714 576298206 864447309 1728894618 2593341927 5186683854