Base | Representation |
---|---|
bin | 101000000011001001010 |
3 | 2110200011211 |
4 | 11000121022 |
5 | 313443310 |
6 | 44043334 |
7 | 14104015 |
oct | 5003112 |
9 | 2420154 |
10 | 1312330 |
11 | 816a78 |
12 | 53354a |
13 | 36c436 |
14 | 26237c |
15 | 1adc8a |
hex | 14064a |
1312330 has 16 divisors (see below), whose sum is σ = 2486880. Its totient is φ = 497232.
The previous prime is 1312319. The next prime is 1312331. The reversal of 1312330 is 332131.
It is a self number, because there is not a number n which added to its sum of digits gives 1312330.
It is not an unprimeable number, because it can be changed into a prime (1312331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3264 + ... + 3643.
It is an arithmetic number, because the mean of its divisors is an integer number (155430).
21312330 is an apocalyptic number.
1312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1312330 is a deficient number, since it is larger than the sum of its proper divisors (1174550).
1312330 is a wasteful number, since it uses less digits than its factorization.
1312330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6933.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 1312330 is about 1145.5697272536. The cubic root of 1312330 is about 109.4832511931.
Adding to 1312330 its reverse (332131), we get a palindrome (1644461).
The spelling of 1312330 in words is "one million, three hundred twelve thousand, three hundred thirty".
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