Base | Representation |
---|---|
bin | 10011101101000… |
… | …00110000100000 |
3 | 102112000100020211 |
4 | 21312200300200 |
5 | 314303104041 |
6 | 24222343504 |
7 | 4044620110 |
oct | 1166406040 |
9 | 375010224 |
10 | 165284896 |
11 | 85331a97 |
12 | 4742ab94 |
13 | 2832111a |
14 | 17d47040 |
15 | e79d481 |
hex | 9da0c20 |
165284896 has 48 divisors (see below), whose sum is σ = 375774336. Its totient is φ = 70096896.
The previous prime is 165284887. The next prime is 165284909. The reversal of 165284896 is 698482561.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17925 + ... + 25531.
It is an arithmetic number, because the mean of its divisors is an integer number (7828632).
Almost surely, 2165284896 is an apocalyptic number.
165284896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 165284896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187887168).
165284896 is an abundant number, since it is smaller than the sum of its proper divisors (210489440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
165284896 is an equidigital number, since it uses as much as digits as its factorization.
165284896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7721 (or 7713 counting only the distinct ones).
The product of its digits is 829440, while the sum is 49.
The square root of 165284896 is about 12856.3173576262. The cubic root of 165284896 is about 548.7961503865.
The spelling of 165284896 in words is "one hundred sixty-five million, two hundred eighty-four thousand, eight hundred ninety-six".
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