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13024421211 = 34341473737
BaseRepresentation
bin11000010000101000…
…01110010101011011
31020121200202011001210
430020110032111123
5203133222434321
65552222314203
7640520516334
oct141024162533
936550664053
1013024421211
115583a4547a
122635a28963
1312c7472619
148b7ac528b
15513677b76
hex30850e55b

13024421211 has 4 divisors (see below), whose sum is σ = 17365894952. Its totient is φ = 8682947472.

The previous prime is 13024421203. The next prime is 13024421233. The reversal of 13024421211 is 11212442031.

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

It is not a de Polignac number, because 13024421211 - 23 = 13024421203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13024421261) 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, 2170736866 + ... + 2170736871.

It is an arithmetic number, because the mean of its divisors is an integer number (4341473738).

Almost surely, 213024421211 is an apocalyptic number.

13024421211 is a deficient number, since it is larger than the sum of its proper divisors (4341473741).

13024421211 is an equidigital number, since it uses as much as digits as its factorization.

13024421211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341473740.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 13024421211 its reverse (11212442031), we get a palindrome (24236863242).

The spelling of 13024421211 in words is "thirteen billion, twenty-four million, four hundred twenty-one thousand, two hundred eleven".

Divisors: 1 3 4341473737 13024421211