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7085729086 = 231731565561
BaseRepresentation
bin1101001100101011…
…11010010100111110
3200021211001022222121
412212111322110332
5104002421312321
63131035433154
7340406463202
oct64625722476
920254038877
107085729086
113006789157
121458bb57ba
1388bcc0c07
144b30b4b02
152b7100441
hex1a657a53e

7085729086 has 16 divisors (see below), whose sum is σ = 11121752448. Its totient is φ = 3381609600.

The previous prime is 7085729029. The next prime is 7085729087. The reversal of 7085729086 is 6809275807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7085729087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778255 + ... + 787306.

It is an arithmetic number, because the mean of its divisors is an integer number (695109528).

Almost surely, 27085729086 is an apocalyptic number.

7085729086 is a deficient number, since it is larger than the sum of its proper divisors (4036023362).

7085729086 is a wasteful number, since it uses less digits than its factorization.

7085729086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565667.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The square root of 7085729086 is about 84176.7728414436. The cubic root of 7085729086 is about 1920.7087485763.

The spelling of 7085729086 in words is "seven billion, eighty-five million, seven hundred twenty-nine thousand, eighty-six".

Divisors: 1 2 31 62 73 146 2263 4526 1565561 3131122 48532391 97064782 114285953 228571906 3542864543 7085729086