Base | Representation |
---|---|
bin | 1010010101100… |
… | …11001100111001 |
3 | 20001011200200200 |
4 | 11022303030321 |
5 | 134144422431 |
6 | 12334352413 |
7 | 2102040642 |
oct | 512631471 |
9 | 201150620 |
10 | 86717241 |
11 | 44a49a46 |
12 | 2505b709 |
13 | 14c729a0 |
14 | b7346c9 |
15 | 792dee6 |
hex | 52b3339 |
86717241 has 24 divisors (see below), whose sum is σ = 135515016. Its totient is φ = 53118720.
The previous prime is 86717231. The next prime is 86717249. The reversal of 86717241 is 14271768.
It can be written as a sum of positive squares in 4 ways, for example, as 3980025 + 82737216 = 1995^2 + 9096^2 .
It is not a de Polignac number, because 86717241 - 211 = 86715193 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 86717196 and 86717205.
It is not an unprimeable number, because it can be changed into a prime (86717249) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25671 + ... + 28851.
It is an arithmetic number, because the mean of its divisors is an integer number (5646459).
Almost surely, 286717241 is an apocalyptic number.
It is an amenable number.
86717241 is a deficient number, since it is larger than the sum of its proper divisors (48797775).
86717241 is a wasteful number, since it uses less digits than its factorization.
86717241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3433 (or 3430 counting only the distinct ones).
The product of its digits is 18816, while the sum is 36.
The square root of 86717241 is about 9312.2092437831. The cubic root of 86717241 is about 442.6241957240.
The spelling of 86717241 in words is "eighty-six million, seven hundred seventeen thousand, two hundred forty-one".
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