Base | Representation |
---|---|
bin | 11110001000000… |
… | …111110001101110 |
3 | 1022020002021212012 |
4 | 132020013301232 |
5 | 2013343223421 |
6 | 122053241222 |
7 | 15345134000 |
oct | 3610076156 |
9 | 1266067765 |
10 | 505445486 |
11 | 23a346747 |
12 | 121333212 |
13 | 80940890 |
14 | 4b1b2370 |
15 | 2e59195b |
hex | 1e207c6e |
505445486 has 96 divisors (see below), whose sum is σ = 1011326400. Its totient is φ = 188225856.
The previous prime is 505445453. The next prime is 505445489. The reversal of 505445486 is 684544505.
505445486 is a modest number, since divided by 45486 gives 5054 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (505445489) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3219320 + ... + 3219476.
It is an arithmetic number, because the mean of its divisors is an integer number (10534650).
Almost surely, 2505445486 is an apocalyptic number.
505445486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
505445486 is a wasteful number, since it uses less digits than its factorization.
505445486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231 (or 198 counting only the distinct ones).
The product of its (nonzero) digits is 384000, while the sum is 41.
The square root of 505445486 is about 22482.1148026604. The cubic root of 505445486 is about 796.5715185079.
It can be divided in two parts, 5054 and 45486, that multiplied together give a square (229886244 = 151622).
The spelling of 505445486 in words is "five hundred five million, four hundred forty-five thousand, four hundred eighty-six".
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