Base | Representation |
---|---|
bin | 101000000101100111… |
… | …1010101111110011111 |
3 | 22020012121121022202211 |
4 | 1100023033111332133 |
5 | 2402302001324341 |
6 | 103314230501251 |
7 | 6135224140063 |
oct | 1201317257637 |
9 | 266177538684 |
10 | 86087917471 |
11 | 33567426636 |
12 | 14826804827 |
13 | 816c4a394a |
14 | 4249511aa3 |
15 | 238cbc1181 |
hex | 140b3d5f9f |
86087917471 has 4 divisors (see below), whose sum is σ = 86538639744. Its totient is φ = 85637195200.
The previous prime is 86087917469. The next prime is 86087917481. The reversal of 86087917471 is 17471978068.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 86087917471 - 21 = 86087917469 is a prime.
It is a super-3 number, since 3×860879174713 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86087917411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225360850 + ... + 225361231.
It is an arithmetic number, because the mean of its divisors is an integer number (21634659936).
Almost surely, 286087917471 is an apocalyptic number.
86087917471 is a deficient number, since it is larger than the sum of its proper divisors (450722273).
86087917471 is a wasteful number, since it uses less digits than its factorization.
86087917471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 450722272.
The product of its (nonzero) digits is 4741632, while the sum is 58.
The spelling of 86087917471 in words is "eighty-six billion, eighty-seven million, nine hundred seventeen thousand, four hundred seventy-one".
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