Base | Representation |
---|---|
bin | 11100111011010… |
… | …010110010100010 |
3 | 1020211012002000000 |
4 | 130323102302202 |
5 | 1443214234011 |
6 | 120053440430 |
7 | 15012012600 |
oct | 3473226242 |
9 | 1224162000 |
10 | 485305506 |
11 | 229a40234 |
12 | 116640116 |
13 | 7970b82a |
14 | 4864c870 |
15 | 2c914356 |
hex | 1ced2ca2 |
485305506 has 84 divisors (see below), whose sum is σ = 1269818982. Its totient is φ = 138638304.
The previous prime is 485305501. The next prime is 485305529. The reversal of 485305506 is 605503584.
It can be written as a sum of positive squares in only one way, i.e., 472410225 + 12895281 = 21735^2 + 3591^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (485305501) by changing a digit.
It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 68046 + ... + 74838.
Almost surely, 2485305506 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 485305506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634909491).
485305506 is an abundant number, since it is smaller than the sum of its proper divisors (784513476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485305506 is an equidigital number, since it uses as much as digits as its factorization.
485305506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6827 (or 6805 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
The square root of 485305506 is about 22029.6506100301. The cubic root of 485305506 is about 785.8477357870.
The spelling of 485305506 in words is "four hundred eighty-five million, three hundred five thousand, five hundred six".
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