Base | Representation |
---|---|
bin | 1010001000111… |
… | …00110001001101 |
3 | 12221001010002100 |
4 | 11010130301031 |
5 | 133233134433 |
6 | 12234545313 |
7 | 2051635311 |
oct | 504346115 |
9 | 187033070 |
10 | 85052493 |
11 | 44012219 |
12 | 24598239 |
13 | 1480c026 |
14 | b41db41 |
15 | 7700b13 |
hex | 511cc4d |
85052493 has 24 divisors (see below), whose sum is σ = 129710880. Its totient is φ = 53555040.
The previous prime is 85052489. The next prime is 85052497. The reversal of 85052493 is 39425058.
It is an interprime number because it is at equal distance from previous prime (85052489) and next prime (85052497).
It is not a de Polignac number, because 85052493 - 22 = 85052489 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85052497) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83455 + ... + 84467.
It is an arithmetic number, because the mean of its divisors is an integer number (5404620).
Almost surely, 285052493 is an apocalyptic number.
It is an amenable number.
85052493 is a deficient number, since it is larger than the sum of its proper divisors (44658387).
85052493 is a wasteful number, since it uses less digits than its factorization.
85052493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1529 (or 1526 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
The square root of 85052493 is about 9222.3908505333. The cubic root of 85052493 is about 439.7734594842.
The spelling of 85052493 in words is "eighty-five million, fifty-two thousand, four hundred ninety-three".
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