Base | Representation |
---|---|
bin | 101010000111111100100 |
3 | 2121010110010 |
4 | 11100333210 |
5 | 323132244 |
6 | 45330220 |
7 | 14506161 |
oct | 5207744 |
9 | 2533403 |
10 | 1380324 |
11 | 863070 |
12 | 566970 |
13 | 39437a |
14 | 27d068 |
15 | 1c3eb9 |
hex | 150fe4 |
1380324 has 24 divisors (see below), whose sum is σ = 3513888. Its totient is φ = 418240.
The previous prime is 1380319. The next prime is 1380329. The reversal of 1380324 is 4230831.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1380319) and next prime (1380329).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 1380324.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1380329) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5097 + ... + 5360.
It is an arithmetic number, because the mean of its divisors is an integer number (146412).
21380324 is an apocalyptic number.
It is an amenable number.
1380324 is an abundant number, since it is smaller than the sum of its proper divisors (2133564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1380324 is a wasteful number, since it uses less digits than its factorization.
1380324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10475 (or 10473 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 1380324 is about 1174.8719079117. The cubic root of 1380324 is about 111.3423405368.
The spelling of 1380324 in words is "one million, three hundred eighty thousand, three hundred twenty-four".
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