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86069088 = 25337219107
BaseRepresentation
bin1010010000101…
…00111101100000
312222221202121000
411020110331200
5134013202323
612312432000
72063401200
oct510247540
9188852530
1086069088
1144646a86
12249a8600
1314aa6971
14b606400
157851e43
hex5214f60

86069088 has 288 divisors, whose sum is σ = 310262400. Its totient is φ = 23079168.

The previous prime is 86069077. The next prime is 86069089. The reversal of 86069088 is 88096068.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86069089) 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, 804331 + ... + 804437.

It is an arithmetic number, because the mean of its divisors is an integer number (1077300).

Almost surely, 286069088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86069088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155131200).

86069088 is an abundant number, since it is smaller than the sum of its proper divisors (224193312).

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

86069088 is a wasteful number, since it uses less digits than its factorization.

86069088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 86069088 is about 9277.3427229999. The cubic root of 86069088 is about 441.5186641316.

The spelling of 86069088 in words is "eighty-six million, sixty-nine thousand, eighty-eight".