Base | Representation |
---|---|
bin | 1010001001000… |
… | …11101011111110 |
3 | 12221002112221212 |
4 | 11010203223332 |
5 | 133240041310 |
6 | 12235324422 |
7 | 2052114032 |
oct | 504435376 |
9 | 187075855 |
10 | 85080830 |
11 | 4403153a |
12 | 245b0712 |
13 | 1481bbb3 |
14 | b42a1c2 |
15 | 7709205 |
hex | 5123afe |
85080830 has 8 divisors (see below), whose sum is σ = 153145512. Its totient is φ = 34032328.
The previous prime is 85080829. The next prime is 85080839. The reversal of 85080830 is 3808058.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85080839) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4254032 + ... + 4254051.
It is an arithmetic number, because the mean of its divisors is an integer number (19143189).
Almost surely, 285080830 is an apocalyptic number.
85080830 is a deficient number, since it is larger than the sum of its proper divisors (68064682).
85080830 is a wasteful number, since it uses less digits than its factorization.
85080830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8508090.
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 85080830 is about 9223.9270378728. The cubic root of 85080830 is about 439.8222939407.
Adding to 85080830 its reverse (3808058), we get a palindrome (88888888).
The spelling of 85080830 in words is "eighty-five million, eighty thousand, eight hundred thirty".
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