Base | Representation |
---|---|
bin | 10001000100010… |
… | …001000100010001 |
3 | 201221210010111112 |
4 | 101010101010101 |
5 | 1041300044103 |
6 | 44225023105 |
7 | 10044526463 |
oct | 2104210421 |
9 | 657703445 |
10 | 286331153 |
11 | 137698919 |
12 | 7ba84a95 |
13 | 47423324 |
14 | 2a056133 |
15 | 1a20dcd8 |
hex | 11111111 |
286331153 has 8 divisors (see below), whose sum is σ = 304358472. Its totient is φ = 268435456.
The previous prime is 286331147. The next prime is 286331173. The reversal of 286331153 is 351133682.
286331153 is nontrivially palindromic in base 2, base 4 and base 16.
286331153 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.
It can be written as a sum of positive squares in 4 ways, for example, as 259467664 + 26863489 = 16108^2 + 5183^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 7-Lehmer number, since φ(286331153) divides (286331153-1)7.
It is a cyclic number.
It is not a de Polignac number, because 286331153 - 28 = 286330897 is a prime.
It is a Duffinian number.
286331153 is an undulating number in base 4.
286331153 is a nontrivial repdigit in base 16.
It is a plaindrome in base 16.
It is a nialpdrome in base 16.
It is a zygodrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (286331113) by changing a digit.
It is a nontrivial repunit in base 16.
In principle, a polygon with 286331153 sides can be constructed with ruler and compass.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28400 + ... + 37137.
It is an arithmetic number, because the mean of its divisors is an integer number (38044809).
Almost surely, 2286331153 is an apocalyptic number.
It is an amenable number.
286331153 is a deficient number, since it is larger than the sum of its proper divisors (18027319).
286331153 is a wasteful number, since it uses less digits than its factorization.
286331153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65811.
The product of its digits is 12960, while the sum is 32.
The square root of 286331153 is about 16921.3224365001. The cubic root of 286331153 is about 659.1074198396.
The spelling of 286331153 in words is "two hundred eighty-six million, three hundred thirty-one thousand, one hundred fifty-three".
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