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86064744 = 23317210943
BaseRepresentation
bin1010010000100…
…11111001101000
312222221112122010
411020103321220
5134013032434
612312355520
72063352423
oct510237150
9188845563
1086064744
1144643797
12249a5ba0
1314aa49ac
14b6049ba
1578509e9
hex5213e68

86064744 has 32 divisors (see below), whose sum is σ = 227819520. Its totient is φ = 27000576.

The previous prime is 86064707. The next prime is 86064749. The reversal of 86064744 is 44746068.

It is not an unprimeable number, because it can be changed into a prime (86064749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105064 + ... + 105879.

It is an arithmetic number, because the mean of its divisors is an integer number (7119360).

Almost surely, 286064744 is an apocalyptic number.

It is an amenable number.

86064744 is an abundant number, since it is smaller than the sum of its proper divisors (141754776).

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

86064744 is a wasteful number, since it uses less digits than its factorization.

86064744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210969 (or 210965 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 86064744 is about 9277.1086012831. The cubic root of 86064744 is about 441.5112360318.

The spelling of 86064744 in words is "eighty-six million, sixty-four thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 210943 421886 632829 843772 1265658 1687544 2531316 3586031 5062632 7172062 10758093 14344124 21516186 28688248 43032372 86064744