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48685981200 = 24352147127581
BaseRepresentation
bin101101010101111010…
…010001111000010000
311122200000021002200220
4231111322101320100
51244202102344300
634211021313040
73342325004103
oct552572217020
9148600232626
1048685981200
1119713a702aa
129528a05780
13478b766bcc
1424dc00073a
1513ee335da0
hexb55e91e10

48685981200 has 120 divisors (see below), whose sum is σ = 156069106176. Its totient is φ = 12973632000.

The previous prime is 48685981181. The next prime is 48685981217. The reversal of 48685981200 is 218958684.

It is a Cunningham number, because it is equal to 2206492-1.

It is a tau number, because it is divible by the number of its divisors (120).

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 23 ways as a sum of consecutive naturals, for example, 1751410 + ... + 1778990.

Almost surely, 248685981200 is an apocalyptic number.

48685981200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48685981200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78034553088).

48685981200 is an abundant number, since it is smaller than the sum of its proper divisors (107383124976).

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

48685981200 is a wasteful number, since it uses less digits than its factorization.

48685981200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29073 (or 29062 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The spelling of 48685981200 in words is "forty-eight billion, six hundred eighty-five million, nine hundred eighty-one thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 1200 1471 2942 4413 5884 7355 8826 11768 14710 17652 22065 23536 27581 29420 35304 36775 44130 55162 58840 70608 73550 82743 88260 110324 110325 117680 137905 147100 165486 176520 220648 220650 275810 294200 330972 353040 413715 441296 441300 551620 588400 661944 689525 827430 882600 1103240 1323888 1379050 1654860 1765200 2068575 2206480 2758100 3309720 4137150 5516200 6619440 8274300 11032400 16548600 33097200 40571651 81143302 121714953 162286604 202858255 243429906 324573208 405716510 486859812 608574765 649146416 811433020 973719624 1014291275 1217149530 1622866040 1947439248 2028582550 2434299060 3042873825 3245732080 4057165100 4868598120 6085747650 8114330200 9737196240 12171495300 16228660400 24342990600 48685981200