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2685328017 = 31813149369
BaseRepresentation
bin1010000000001110…
…1101101010010001
320221010220210112020
42200003231222101
520444420444032
61122243522053
7123354624441
oct24003555221
96833823466
102685328017
111158885759
1262b389329
1333a44a4b8
141b68d4121
1510ab37b2c
hexa00eda91

2685328017 has 8 divisors (see below), whose sum is σ = 3580707360. Its totient is φ = 1790083680.

The previous prime is 2685328013. The next prime is 2685328043. The reversal of 2685328017 is 7108235862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2685328017 - 22 = 2685328013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2685328017.

It is not an unprimeable number, because it can be changed into a prime (2685328013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29709 + ... + 79077.

It is an arithmetic number, because the mean of its divisors is an integer number (447588420).

Almost surely, 22685328017 is an apocalyptic number.

It is an amenable number.

2685328017 is a deficient number, since it is larger than the sum of its proper divisors (895379343).

2685328017 is a wasteful number, since it uses less digits than its factorization.

2685328017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67503.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 2685328017 is about 51820.1506848446. The cubic root of 2685328017 is about 1389.9497966789.

The spelling of 2685328017 in words is "two billion, six hundred eighty-five million, three hundred twenty-eight thousand, seventeen".

Divisors: 1 3 18131 49369 54393 148107 895109339 2685328017