Base | Representation |
---|---|
bin | 100111011101100… |
… | …0111110010011101 |
3 | 10102021120022212121 |
4 | 1032323013302131 |
5 | 10202433334440 |
6 | 335220302541 |
7 | 44545562536 |
oct | 11673076235 |
9 | 3367508777 |
10 | 1324121245 |
11 | 61a482987 |
12 | 30b541a51 |
13 | 1814321c5 |
14 | c7bdd68d |
15 | 7b3a734a |
hex | 4eec7c9d |
1324121245 has 16 divisors (see below), whose sum is σ = 1706116608. Its totient is φ = 982938880.
The previous prime is 1324121243. The next prime is 1324121269. The reversal of 1324121245 is 5421214231.
It is not a de Polignac number, because 1324121245 - 21 = 1324121243 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1324121243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103669 + ... + 115738.
It is an arithmetic number, because the mean of its divisors is an integer number (106632288).
Almost surely, 21324121245 is an apocalyptic number.
It is an amenable number.
1324121245 is a deficient number, since it is larger than the sum of its proper divisors (381995363).
1324121245 is a wasteful number, since it uses less digits than its factorization.
1324121245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219500.
The product of its digits is 1920, while the sum is 25.
The square root of 1324121245 is about 36388.4768161571. The cubic root of 1324121245 is about 1098.1017522875.
Adding to 1324121245 its reverse (5421214231), we get a palindrome (6745335476).
The spelling of 1324121245 in words is "one billion, three hundred twenty-four million, one hundred twenty-one thousand, two hundred forty-five".
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