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13001313203 = 43619488459
BaseRepresentation
bin11000001101111000…
…00100101110110011
31020120002021010211122
430012330010232303
5203111314010303
65550035132455
7640120224134
oct140674045663
936502233748
1013001313203
1155719a204a
12262a14412b
1312c2741648
148b49cbc8b
15511610e38
hex306f04bb3

13001313203 has 8 divisors (see below), whose sum is σ = 13325188800. Its totient is φ = 12678415848.

The previous prime is 13001313187. The next prime is 13001313209. The reversal of 13001313203 is 30231310031.

13001313203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13001313203 - 24 = 13001313187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13001313209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217613 + ... + 270846.

It is an arithmetic number, because the mean of its divisors is an integer number (1665648600).

Almost surely, 213001313203 is an apocalyptic number.

13001313203 is a deficient number, since it is larger than the sum of its proper divisors (323875597).

13001313203 is an equidigital number, since it uses as much as digits as its factorization.

13001313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489121.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 13001313203 its reverse (30231310031), we get a palindrome (43232623234).

The spelling of 13001313203 in words is "thirteen billion, one million, three hundred thirteen thousand, two hundred three".

Divisors: 1 43 619 26617 488459 21003737 302356121 13001313203