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86250329 = 11194091009
BaseRepresentation
bin1010010010000…
…01001101011001
320000021222012122
411021001031121
5134040002304
612320351025
72065054454
oct511011531
9200258178
1086250329
1144760170
1224a75475
1314b3b2c9
14b65249b
15788a9be
hex5241359

86250329 has 16 divisors (see below), whose sum is σ = 99384000. Its totient is φ = 74027520.

The previous prime is 86250317. The next prime is 86250337. The reversal of 86250329 is 92305268.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-86250329 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86250629) 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 15 ways as a sum of consecutive naturals, for example, 84977 + ... + 85985.

It is an arithmetic number, because the mean of its divisors is an integer number (6211500).

Almost surely, 286250329 is an apocalyptic number.

It is an amenable number.

86250329 is a deficient number, since it is larger than the sum of its proper divisors (13133671).

86250329 is a wasteful number, since it uses less digits than its factorization.

86250329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 86250329 is about 9287.1055232510. The cubic root of 86250329 is about 441.8283579024.

The spelling of 86250329 in words is "eighty-six million, two hundred fifty thousand, three hundred twenty-nine".

Divisors: 1 11 19 209 409 1009 4499 7771 11099 19171 85481 210881 412681 4539491 7840939 86250329