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86727329 = 139676899
BaseRepresentation
bin1010010101101…
…01101010100001
320001012012112022
411022311222201
5134200233304
612334511225
72102112233
oct512655241
9201165468
1086727329
1144a56587
1225065515
1314c77460
14b738253
157931ebe
hex52b5aa1

86727329 has 8 divisors (see below), whose sum is σ = 93508800. Its totient is φ = 79961616.

The previous prime is 86727301. The next prime is 86727359. The reversal of 86727329 is 92372768.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-86727329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86727329.

It is not an unprimeable number, because it can be changed into a prime (86727359) 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, 9122 + ... + 16020.

It is an arithmetic number, because the mean of its divisors is an integer number (11688600).

Almost surely, 286727329 is an apocalyptic number.

It is an amenable number.

86727329 is a deficient number, since it is larger than the sum of its proper divisors (6781471).

86727329 is a wasteful number, since it uses less digits than its factorization.

86727329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7879.

The product of its digits is 254016, while the sum is 44.

The square root of 86727329 is about 9312.7508825266. The cubic root of 86727329 is about 442.6413588613.

The spelling of 86727329 in words is "eighty-six million, seven hundred twenty-seven thousand, three hundred twenty-nine".

Divisors: 1 13 967 6899 12571 89687 6671333 86727329