Base | Representation |
---|---|
bin | 1010010111000… |
… | …01111000101101 |
3 | 20001112101222220 |
4 | 11023201320231 |
5 | 134222032321 |
6 | 12342425553 |
7 | 2103465303 |
oct | 513417055 |
9 | 201471886 |
10 | 86908461 |
11 | 4506a682 |
12 | 251322b9 |
13 | 1500ba33 |
14 | b784273 |
15 | 796a9c6 |
hex | 52e1e2d |
86908461 has 16 divisors (see below), whose sum is σ = 118941504. Its totient is φ = 56415744.
The previous prime is 86908441. The next prime is 86908487. The reversal of 86908461 is 16480968.
It is not a de Polignac number, because 86908461 - 25 = 86908429 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86908441) 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, 50365 + ... + 52061.
It is an arithmetic number, because the mean of its divisors is an integer number (7433844).
Almost surely, 286908461 is an apocalyptic number.
It is an amenable number.
86908461 is a deficient number, since it is larger than the sum of its proper divisors (32033043).
86908461 is a wasteful number, since it uses less digits than its factorization.
86908461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2140.
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 86908461 is about 9322.4707561890. The cubic root of 86908461 is about 442.9493000966.
The spelling of 86908461 in words is "eighty-six million, nine hundred eight thousand, four hundred sixty-one".
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