Base | Representation |
---|---|
bin | 1010001110101… |
… | …01101111101110 |
3 | 12222110121102000 |
4 | 11013111233232 |
5 | 133431411113 |
6 | 12303113130 |
7 | 2061242250 |
oct | 507255756 |
9 | 188417360 |
10 | 85810158 |
11 | 4448a495 |
12 | 248a27a6 |
13 | 14a15b55 |
14 | b579cd0 |
15 | 7800373 |
hex | 51d5bee |
85810158 has 32 divisors (see below), whose sum is σ = 217931520. Its totient is φ = 24517080.
The previous prime is 85810157. The next prime is 85810181. The reversal of 85810158 is 85101858.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85810157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113128 + ... + 113883.
It is an arithmetic number, because the mean of its divisors is an integer number (6810360).
Almost surely, 285810158 is an apocalyptic number.
85810158 is an abundant number, since it is smaller than the sum of its proper divisors (132121362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85810158 is a wasteful number, since it uses less digits than its factorization.
85810158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 227029 (or 227023 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 36.
The square root of 85810158 is about 9263.3772459077. The cubic root of 85810158 is about 441.0754648957.
The spelling of 85810158 in words is "eighty-five million, eight hundred ten thousand, one hundred fifty-eight".
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