Base | Representation |
---|---|
bin | 1010001000111… |
… | …00000111011000 |
3 | 12221000222102012 |
4 | 11010130013120 |
5 | 133233043231 |
6 | 12234525052 |
7 | 2051624435 |
oct | 504340730 |
9 | 187028365 |
10 | 85049816 |
11 | 44010205 |
12 | 24596788 |
13 | 1480aa47 |
14 | b41cb8c |
15 | 76eee2b |
hex | 511c1d8 |
85049816 has 16 divisors (see below), whose sum is σ = 159640200. Its totient is φ = 42479104.
The previous prime is 85049813. The next prime is 85049819. The reversal of 85049816 is 61894058.
It is an interprime number because it is at equal distance from previous prime (85049813) and next prime (85049819).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85049813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2936 + ... + 13368.
Almost surely, 285049816 is an apocalyptic number.
It is an amenable number.
85049816 is a deficient number, since it is larger than the sum of its proper divisors (74590384).
85049816 is a wasteful number, since it uses less digits than its factorization.
85049816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11458 (or 11454 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 41.
The square root of 85049816 is about 9222.2457134908. The cubic root of 85049816 is about 439.7688455262.
The spelling of 85049816 in words is "eighty-five million, forty-nine thousand, eight hundred sixteen".
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