Base | Representation |
---|---|
bin | 1010010001110… |
… | …00011101011010 |
3 | 20000020011001021 |
4 | 11020320131122 |
5 | 134032330430 |
6 | 12315513054 |
7 | 2064545125 |
oct | 510703532 |
9 | 200204037 |
10 | 86214490 |
11 | 4473624a |
12 | 24a5878a |
13 | 14b27bbb |
14 | b6433bc |
15 | 788007a |
hex | 523875a |
86214490 has 16 divisors (see below), whose sum is σ = 155681352. Its totient is φ = 34375744.
The previous prime is 86214467. The next prime is 86214493. The reversal of 86214490 is 9441268.
It can be written as a sum of positive squares in 4 ways, for example, as 49575681 + 36638809 = 7041^2 + 6053^2 .
It is not an unprimeable number, because it can be changed into a prime (86214493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10429 + ... + 16768.
Almost surely, 286214490 is an apocalyptic number.
86214490 is a deficient number, since it is larger than the sum of its proper divisors (69466862).
86214490 is a wasteful number, since it uses less digits than its factorization.
86214490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27521.
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 86214490 is about 9285.1758195524. The cubic root of 86214490 is about 441.7671528016.
The spelling of 86214490 in words is "eighty-six million, two hundred fourteen thousand, four hundred ninety".
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