Base | Representation |
---|---|
bin | 100111010101111… |
… | …1001011010011011 |
3 | 10102000001120012020 |
4 | 1032223321122123 |
5 | 10200423131303 |
6 | 334554545523 |
7 | 44466631050 |
oct | 11653713233 |
9 | 3360046166 |
10 | 1320130203 |
11 | 6181a73a7 |
12 | 30a1382a3 |
13 | 180665742 |
14 | c7481027 |
15 | 7ad69a53 |
hex | 4eaf969b |
1320130203 has 32 divisors (see below), whose sum is σ = 2122391040. Its totient is φ = 713007360.
The previous prime is 1320130187. The next prime is 1320130247. The reversal of 1320130203 is 3020310231.
It is not a de Polignac number, because 1320130203 - 24 = 1320130187 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1320130003) 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 31 ways as a sum of consecutive naturals, for example, 180351 + ... + 187527.
It is an arithmetic number, because the mean of its divisors is an integer number (66324720).
Almost surely, 21320130203 is an apocalyptic number.
1320130203 is a deficient number, since it is larger than the sum of its proper divisors (802260837).
1320130203 is a wasteful number, since it uses less digits than its factorization.
1320130203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7667.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1320130203 is about 36333.5960647993. The cubic root of 1320130203 is about 1096.9973768900.
Adding to 1320130203 its reverse (3020310231), we get a palindrome (4340440434).
The spelling of 1320130203 in words is "one billion, three hundred twenty million, one hundred thirty thousand, two hundred three".
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