Base | Representation |
---|---|
bin | 1010010001000… |
… | …11001010001101 |
3 | 20000001201100222 |
4 | 11020203022031 |
5 | 134022032440 |
6 | 12314001125 |
7 | 2064032561 |
oct | 510431215 |
9 | 200051328 |
10 | 86127245 |
11 | 44686746 |
12 | 24a161a5 |
13 | 14ac7289 |
14 | b61d6a1 |
15 | 78642b5 |
hex | 522328d |
86127245 has 16 divisors (see below), whose sum is σ = 107993520. Its totient is φ = 65856000.
The previous prime is 86127233. The next prime is 86127257. The reversal of 86127245 is 54272168.
86127245 = 3942 + 3952 + ... + 6832.
It is an interprime number because it is at equal distance from previous prime (86127233) and next prime (86127257).
It can be written as a sum of positive squares in 8 ways, for example, as 14115049 + 72012196 = 3757^2 + 8486^2 .
It is not a de Polignac number, because 86127245 - 216 = 86061709 is a prime.
It is a congruent number.
It is an unprimeable number.
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, 11705 + ... + 17585.
It is an arithmetic number, because the mean of its divisors is an integer number (6749595).
Almost surely, 286127245 is an apocalyptic number.
It is an amenable number.
86127245 is a deficient number, since it is larger than the sum of its proper divisors (21866275).
86127245 is a wasteful number, since it uses less digits than its factorization.
86127245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6016.
The product of its digits is 26880, while the sum is 35.
The square root of 86127245 is about 9280.4765502640. The cubic root of 86127245 is about 441.6180866626.
The spelling of 86127245 in words is "eighty-six million, one hundred twenty-seven thousand, two hundred forty-five".
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