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5381185582080 = 21032572112931241
BaseRepresentation
bin100111001001110011110…
…1001111011010000000000
3201001102210002001001000200
41032103213221323100000
51201131132002111310
615240025454245200
71063530536514600
oct116234751732000
921042702031020
105381185582080
111795169a79240
1272aab01b6800
1330059c841729
14148644cbcc00
1594e9c4dc9c0
hex4e4e7a7b400

5381185582080 has 3168 divisors, whose sum is σ = 25372025902080. Its totient is φ = 1040449536000.

The previous prime is 5381185582057. The next prime is 5381185582151. The reversal of 5381185582080 is 802855811835.

5381185582080 is a `hidden beast` number, since 5 + 3 + 8 + 1 + 1 + 8 + 558 + 2 + 0 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (3168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 22328570760 + ... + 22328571000.

It is an arithmetic number, because the mean of its divisors is an integer number (8008846560).

Almost surely, 25381185582080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5381185582080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12686012951040).

5381185582080 is an abundant number, since it is smaller than the sum of its proper divisors (19990840320000).

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

5381185582080 is a wasteful number, since it uses less digits than its factorization.

5381185582080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 54.

The spelling of 5381185582080 in words is "five trillion, three hundred eighty-one billion, one hundred eighty-five million, five hundred eighty-two thousand, eighty".