Base | Representation |
---|---|
bin | 1010010111101… |
… | …01100100010011 |
3 | 20001200111120121 |
4 | 11023311210103 |
5 | 134232122300 |
6 | 12344251111 |
7 | 2104252315 |
oct | 513654423 |
9 | 201614517 |
10 | 86989075 |
11 | 451151a8 |
12 | 25170a97 |
13 | 15039634 |
14 | b7a57b5 |
15 | 798481a |
hex | 52f5913 |
86989075 has 6 divisors (see below), whose sum is σ = 107866484. Its totient is φ = 69591240.
The previous prime is 86989073. The next prime is 86989079. The reversal of 86989075 is 57098968.
It is not a de Polignac number, because 86989075 - 21 = 86989073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (86989073) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1739757 + ... + 1739806.
Almost surely, 286989075 is an apocalyptic number.
86989075 is a deficient number, since it is larger than the sum of its proper divisors (20877409).
86989075 is a wasteful number, since it uses less digits than its factorization.
86989075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3479573 (or 3479568 counting only the distinct ones).
The product of its (nonzero) digits is 1088640, while the sum is 52.
The square root of 86989075 is about 9326.7933932301. The cubic root of 86989075 is about 443.0862138085.
The spelling of 86989075 in words is "eighty-six million, nine hundred eighty-nine thousand, seventy-five".
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