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13030301213 = 19685805327
BaseRepresentation
bin11000010001010101…
…01001111000011101
31020122002210212220122
430020222221320131
5203141224114323
65552552324325
7640621506236
oct141052517035
936562725818
1013030301213
1155872a1186
1226379a36a5
1312c8750b07
148b87b608d
15513e39ec8
hex308aa9e1d

13030301213 has 4 divisors (see below), whose sum is σ = 13716106560. Its totient is φ = 12344495868.

The previous prime is 13030301191. The next prime is 13030301233. The reversal of 13030301213 is 31210303031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31210303031 = 231356969697.

It is a cyclic number.

It is not a de Polignac number, because 13030301213 - 28 = 13030300957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13030301191 and 13030301200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030301233) 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, 342902645 + ... + 342902682.

It is an arithmetic number, because the mean of its divisors is an integer number (3429026640).

Almost surely, 213030301213 is an apocalyptic number.

It is an amenable number.

13030301213 is a deficient number, since it is larger than the sum of its proper divisors (685805347).

13030301213 is an equidigital number, since it uses as much as digits as its factorization.

13030301213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685805346.

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

Adding to 13030301213 its reverse (31210303031), we get a palindrome (44240604244).

The spelling of 13030301213 in words is "thirteen billion, thirty million, three hundred one thousand, two hundred thirteen".

Divisors: 1 19 685805327 13030301213