Base | Representation |
---|---|
bin | 1010010101000… |
… | …10010100000001 |
3 | 20001001011210121 |
4 | 11022202110001 |
5 | 134140214230 |
6 | 12333100241 |
7 | 2101332160 |
oct | 512422401 |
9 | 201034717 |
10 | 86648065 |
11 | 44a01a79 |
12 | 25027681 |
13 | 14c4a35a |
14 | b7173d7 |
15 | 791877a |
hex | 52a2501 |
86648065 has 32 divisors (see below), whose sum is σ = 127090944. Its totient is φ = 55357440.
The previous prime is 86648059. The next prime is 86648087. The reversal of 86648065 is 56084668.
It is not a de Polignac number, because 86648065 - 25 = 86648033 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62985 + ... + 64345.
It is an arithmetic number, because the mean of its divisors is an integer number (3971592).
Almost surely, 286648065 is an apocalyptic number.
86648065 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
86648065 is a deficient number, since it is larger than the sum of its proper divisors (40442879).
86648065 is a wasteful number, since it uses less digits than its factorization.
86648065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1497.
The product of its (nonzero) digits is 276480, while the sum is 43.
The square root of 86648065 is about 9308.4942391345. The cubic root of 86648065 is about 442.5064678212.
The spelling of 86648065 in words is "eighty-six million, six hundred forty-eight thousand, sixty-five".
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