Base | Representation |
---|---|
bin | 11010110010001… |
… | …111011100100010 |
3 | 1011022120202211200 |
4 | 122302033130202 |
5 | 1410020044312 |
6 | 112331422030 |
7 | 14064436116 |
oct | 3262173442 |
9 | 1138522750 |
10 | 449378082 |
11 | 21073144a |
12 | 1065b4916 |
13 | 7213c8ba |
14 | 43979746 |
15 | 296b90dc |
hex | 1ac8f722 |
449378082 has 48 divisors (see below), whose sum is σ = 1034928960. Its totient is φ = 140520096.
The previous prime is 449378057. The next prime is 449378087. The reversal of 449378082 is 280873944.
449378082 is a `hidden beast` number, since 4 + 493 + 7 + 80 + 82 = 666.
It is not an unprimeable number, because it can be changed into a prime (449378087) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28848 + ... + 41604.
It is an arithmetic number, because the mean of its divisors is an integer number (21561020).
Almost surely, 2449378082 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 449378082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517464480).
449378082 is an abundant number, since it is smaller than the sum of its proper divisors (585550878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449378082 is a wasteful number, since it uses less digits than its factorization.
449378082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12887 (or 12884 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 45.
The square root of 449378082 is about 21198.5396195115. The cubic root of 449378082 is about 765.9562462084.
The spelling of 449378082 in words is "four hundred forty-nine million, three hundred seventy-eight thousand, eighty-two".
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