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2725381008 = 2432771113337
BaseRepresentation
bin1010001001110010…
…0000001110010000
321000221021200220100
42202130200032100
521040144143013
61130234212400
7124352233140
oct24234401620
97027250810
102725381008
1111794520a9
12640884100
133458321ac
141bbd5c920
1510e3ea473
hexa2720390

2725381008 has 240 divisors, whose sum is σ = 8944356096. Its totient is φ = 758661120.

The previous prime is 2725381003. The next prime is 2725381019. The reversal of 2725381008 is 8001835272.

2725381008 is a `hidden beast` number, since 272 + 5 + 381 + 0 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2725381003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8087016 + ... + 8087352.

Almost surely, 22725381008 is an apocalyptic number.

2725381008 is a gapful number since it is divisible by the number (28) 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 2725381008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4472178048).

2725381008 is an abundant number, since it is smaller than the sum of its proper divisors (6218975088).

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

2725381008 is a wasteful number, since it uses less digits than its factorization.

2725381008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 2725381008 is about 52205.1818117704. The cubic root of 2725381008 is about 1396.8263157184.

The spelling of 2725381008 in words is "two billion, seven hundred twenty-five million, three hundred eighty-one thousand, eight".