Base | Representation |
---|---|
bin | 110111111000100101110 |
3 | 10110000221202 |
4 | 12333010232 |
5 | 432044324 |
6 | 103125502 |
7 | 21364550 |
oct | 6770456 |
9 | 3400852 |
10 | 1831214 |
11 | 1040900 |
12 | 743892 |
13 | 4c1678 |
14 | 3594d0 |
15 | 2628ae |
hex | 1bf12e |
1831214 has 48 divisors (see below), whose sum is σ = 3677184. Its totient is φ = 667920.
The previous prime is 1831211. The next prime is 1831243. The reversal of 1831214 is 4121381.
1831214 = 4032 + 4042 + ... + 4132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1831211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38939 + ... + 38985.
It is an arithmetic number, because the mean of its divisors is an integer number (76608).
21831214 is an apocalyptic number.
1831214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1831214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
1831214 is a wasteful number, since it uses less digits than its factorization.
1831214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101 (or 90 counting only the distinct ones).
The product of its digits is 192, while the sum is 20.
The square root of 1831214 is about 1353.2235587663. The cubic root of 1831214 is about 122.3431617717.
Adding to 1831214 its reverse (4121381), we get a palindrome (5952595).
The spelling of 1831214 in words is "one million, eight hundred thirty-one thousand, two hundred fourteen".
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