Base | Representation |
---|---|
bin | 1100000011010111010 |
3 | 202001202100 |
4 | 1200122322 |
5 | 100114223 |
6 | 12244230 |
7 | 3233265 |
oct | 1403272 |
9 | 661670 |
10 | 394938 |
11 | 24a7a5 |
12 | 170676 |
13 | 10a9bb |
14 | a3cdc |
15 | 7c043 |
hex | 606ba |
394938 has 24 divisors (see below), whose sum is σ = 880308. Its totient is φ = 127872.
The previous prime is 394931. The next prime is 394943. The reversal of 394938 is 839493.
It can be written as a sum of positive squares in 2 ways, for example, as 363609 + 31329 = 603^2 + 177^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (394931) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370 + ... + 962.
2394938 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 394938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440154).
394938 is an abundant number, since it is smaller than the sum of its proper divisors (485370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
394938 is a wasteful number, since it uses less digits than its factorization.
394938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 638 (or 635 counting only the distinct ones).
The product of its digits is 23328, while the sum is 36.
The square root of 394938 is about 628.4409280115. The cubic root of 394938 is about 73.3685001212.
The spelling of 394938 in words is "three hundred ninety-four thousand, nine hundred thirty-eight".
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