Search a number
-
+
130211003213 = 791648240547
BaseRepresentation
bin111100101000100101…
…1100011101101001101
3110110002121222022121122
41321101023203231031
54113133004100323
6135452413410325
712256515160034
oct1712113435515
9413077868548
10130211003213
1150249797a55
122129b4999a5
13c3818121c5
14643351371b
1535c1642ec8
hex1e512e3b4d

130211003213 has 4 divisors (see below), whose sum is σ = 131859243840. Its totient is φ = 128562762588.

The previous prime is 130211003201. The next prime is 130211003239. The reversal of 130211003213 is 312300112031.

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: 312300112031 = 334753932927.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130211003213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130211003191 and 130211003200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130211023213) 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, 824120195 + ... + 824120352.

It is an arithmetic number, because the mean of its divisors is an integer number (32964810960).

Almost surely, 2130211003213 is an apocalyptic number.

It is an amenable number.

130211003213 is a deficient number, since it is larger than the sum of its proper divisors (1648240627).

130211003213 is an equidigital number, since it uses as much as digits as its factorization.

130211003213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648240626.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 130211003213 its reverse (312300112031), we get a palindrome (442511115244).

The spelling of 130211003213 in words is "one hundred thirty billion, two hundred eleven million, three thousand, two hundred thirteen".

Divisors: 1 79 1648240547 130211003213