Base | Representation |
---|---|
bin | 1010010101001… |
… | …11100000000001 |
3 | 20001002020221120 |
4 | 11022213200001 |
5 | 134141404223 |
6 | 12333342453 |
7 | 2101451133 |
oct | 512474001 |
9 | 201066846 |
10 | 86669313 |
11 | 44a16a35 |
12 | 25037a29 |
13 | 14c56c23 |
14 | b721053 |
15 | 791ebe3 |
hex | 52a7801 |
86669313 has 16 divisors (see below), whose sum is σ = 124744320. Its totient is φ = 53360384.
The previous prime is 86669311. The next prime is 86669339. The reversal of 86669313 is 31396668.
It is a cyclic number.
It is not a de Polignac number, because 86669313 - 21 = 86669311 is a prime.
It is not an unprimeable number, because it can be changed into a prime (86669311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19656 + ... + 23657.
It is an arithmetic number, because the mean of its divisors is an integer number (7796520).
Almost surely, 286669313 is an apocalyptic number.
It is an amenable number.
86669313 is a deficient number, since it is larger than the sum of its proper divisors (38075007).
86669313 is a wasteful number, since it uses less digits than its factorization.
86669313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43368.
The product of its digits is 139968, while the sum is 42.
The square root of 86669313 is about 9309.6354923273. The cubic root of 86669313 is about 442.5426356186.
The spelling of 86669313 in words is "eighty-six million, six hundred sixty-nine thousand, three hundred thirteen".
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