Search a number
-
+
13030210313 = 29449317597
BaseRepresentation
bin11000010001010100…
…10011101100001001
31020122002122021012222
430020222103230021
5203141213212223
65552550343425
7640620650231
oct141052235411
936562567188
1013030210313
11558723995a
12263795ab75
1312c871b623
148b8790cc1
15513e1d0c8
hex308a93b09

13030210313 has 4 divisors (see below), whose sum is σ = 13479527940. Its totient is φ = 12580892688.

The previous prime is 13030210301. The next prime is 13030210363. The reversal of 13030210313 is 31301203031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10070523904 + 2959686409 = 100352^2 + 54403^2 .

It is a cyclic number.

It is not a de Polignac number, because 13030210313 - 214 = 13030193929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13030210291 and 13030210300.

It is not an unprimeable number, because it can be changed into a prime (13030210363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224658770 + ... + 224658827.

It is an arithmetic number, because the mean of its divisors is an integer number (3369881985).

Almost surely, 213030210313 is an apocalyptic number.

It is an amenable number.

13030210313 is a deficient number, since it is larger than the sum of its proper divisors (449317627).

13030210313 is an equidigital number, since it uses as much as digits as its factorization.

13030210313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449317626.

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

Adding to 13030210313 its reverse (31301203031), we get a palindrome (44331413344).

The spelling of 13030210313 in words is "thirteen billion, thirty million, two hundred ten thousand, three hundred thirteen".

Divisors: 1 29 449317597 13030210313