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13201303213 = 72939641681
BaseRepresentation
bin11000100101101101…
…11110011010101101
31021002000120200120001
430102312332122231
5204014013200323
610021541424301
7645066140320
oct142266763255
937060520501
1013201303213
11566487854a
12268510b091
131324cc4227
148d33aa7b7
15523e673ad
hex312dbe6ad

13201303213 has 8 divisors (see below), whose sum is σ = 15092360640. Its totient is φ = 11311535040.

The previous prime is 13201303201. The next prime is 13201303231. The reversal of 13201303213 is 31230310231.

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 13201303213 - 213 = 13201295021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201303253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300268 + ... + 341413.

It is an arithmetic number, because the mean of its divisors is an integer number (1886545080).

Almost surely, 213201303213 is an apocalyptic number.

It is an amenable number.

13201303213 is a deficient number, since it is larger than the sum of its proper divisors (1891057427).

13201303213 is an equidigital number, since it uses as much as digits as its factorization.

13201303213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644627.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13201303213 its reverse (31230310231), we get a palindrome (44431613444).

The spelling of 13201303213 in words is "thirteen billion, two hundred one million, three hundred three thousand, two hundred thirteen".

Divisors: 1 7 2939 20573 641681 4491767 1885900459 13201303213