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13024121313 = 37620196253
BaseRepresentation
bin11000010000100110…
…00101000111100001
31020121200011220200110
430020103011013201
5203133133340223
65552212041533
7640515130110
oct141023050741
936550156613
1013024121313
115583860125
1226359032a9
1312c7398c78
148b7a47c77
15513618d93
hex3084c51e1

13024121313 has 8 divisors (see below), whose sum is σ = 19846280128. Its totient is φ = 7442355024.

The previous prime is 13024121293. The next prime is 13024121329. The reversal of 13024121313 is 31312142031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13024121313 - 212 = 13024117217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 620196253 = 13024121313 / (1 + 3 + 0 + 2 + 4 + 1 + 2 + 1 + 3 + 1 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13024121313.

It is not an unprimeable number, because it can be changed into a prime (13024121353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310098106 + ... + 310098147.

It is an arithmetic number, because the mean of its divisors is an integer number (2480785016).

Almost surely, 213024121313 is an apocalyptic number.

It is an amenable number.

13024121313 is a deficient number, since it is larger than the sum of its proper divisors (6822158815).

13024121313 is an equidigital number, since it uses as much as digits as its factorization.

13024121313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620196263.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13024121313 its reverse (31312142031), we get a palindrome (44336263344).

The spelling of 13024121313 in words is "thirteen billion, twenty-four million, one hundred twenty-one thousand, three hundred thirteen".

Divisors: 1 3 7 21 620196253 1860588759 4341373771 13024121313