Base | Representation |
---|---|
bin | 1010001000111… |
… | …00101011110101 |
3 | 12221001002121121 |
4 | 11010130223311 |
5 | 133233132044 |
6 | 12234543541 |
7 | 2051634310 |
oct | 504345365 |
9 | 187032547 |
10 | 85052149 |
11 | 44011a36 |
12 | 24597bb1 |
13 | 1480bb20 |
14 | b41d977 |
15 | 7700984 |
hex | 511caf5 |
85052149 has 8 divisors (see below), whose sum is σ = 104679680. Its totient is φ = 67293936.
The previous prime is 85052141. The next prime is 85052161. The reversal of 85052149 is 94125058.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85052149 - 23 = 85052141 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85052141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467229 + ... + 467410.
It is an arithmetic number, because the mean of its divisors is an integer number (13084960).
Almost surely, 285052149 is an apocalyptic number.
It is an amenable number.
85052149 is a deficient number, since it is larger than the sum of its proper divisors (19627531).
85052149 is a wasteful number, since it uses less digits than its factorization.
85052149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 934659.
The product of its (nonzero) digits is 14400, while the sum is 34.
The square root of 85052149 is about 9222.3722002530. The cubic root of 85052149 is about 439.7728665865.
The spelling of 85052149 in words is "eighty-five million, fifty-two thousand, one hundred forty-nine".
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