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115421747560 = 23571636925183
BaseRepresentation
bin110101101111110101…
…1000001100101101000
3102000220221101021211021
41223133223001211220
53342340431410220
6125005104342224
711224154444440
oct1533753014550
9360827337737
10115421747560
1144a4a627319
121a452614974
13ab65842a62
14582d2ab120
1530080ab4aa
hex1adfac1968

115421747560 has 64 divisors (see below), whose sum is σ = 296828697600. Its totient is φ = 39569181696.

The previous prime is 115421747557. The next prime is 115421747587. The reversal of 115421747560 is 65747124511.

115421747560 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4570729 + ... + 4595911.

It is an arithmetic number, because the mean of its divisors is an integer number (4637948400).

Almost surely, 2115421747560 is an apocalyptic number.

115421747560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115421747560 is an abundant number, since it is smaller than the sum of its proper divisors (181406950040).

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

115421747560 is a wasteful number, since it uses less digits than its factorization.

115421747560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41570 (or 41566 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 115421747560 in words is "one hundred fifteen billion, four hundred twenty-one million, seven hundred forty-seven thousand, five hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 16369 25183 32738 50366 65476 81845 100732 114583 125915 130952 163690 176281 201464 229166 251830 327380 352562 458332 503660 572915 654760 705124 881405 916664 1007320 1145830 1410248 1762810 2291660 3525620 4583320 7051240 412220527 824441054 1648882108 2061102635 2885543689 3297764216 4122205270 5771087378 8244410540 11542174756 14427718445 16488821080 23084349512 28855436890 57710873780 115421747560