Base | Representation |
---|---|
bin | 1011111111111010110 |
3 | 201222100000 |
4 | 1133333112 |
5 | 100040144 |
6 | 12232130 |
7 | 3225165 |
oct | 1377726 |
9 | 658300 |
10 | 393174 |
11 | 249441 |
12 | 16b646 |
13 | 109c62 |
14 | a33dc |
15 | 7b769 |
hex | 5ffd6 |
393174 has 24 divisors (see below), whose sum is σ = 884520. Its totient is φ = 130896.
The previous prime is 393161. The next prime is 393181. The reversal of 393174 is 471393.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 393174.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82 + ... + 890.
It is an arithmetic number, because the mean of its divisors is an integer number (36855).
393174 is a Friedman number, since it can be written as (4^(9-1)-7)*(3+3), using all its digits and the basic arithmetic operations.
2393174 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 393174, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442260).
393174 is an abundant number, since it is smaller than the sum of its proper divisors (491346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
393174 is an equidigital number, since it uses as much as digits as its factorization.
393174 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 826 (or 814 counting only the distinct ones).
The product of its digits is 2268, while the sum is 27.
The square root of 393174 is about 627.0358841406. The cubic root of 393174 is about 73.2591030322.
It can be divided in two parts, 3931 and 74, that added together give a triangular number (4005 = T89).
The spelling of 393174 in words is "three hundred ninety-three thousand, one hundred seventy-four".
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