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13312000241 = 66591999099
BaseRepresentation
bin11000110010111010…
…10000000011110001
31021100201212200022222
430121131100003301
5204230333001431
610040534210425
7650612064221
oct143135200361
937321780288
1013312000241
1157113058a1
1226b61b3a15
131341c11927
14903d84081
1552da3157b
hex3197500f1

13312000241 has 4 divisors (see below), whose sum is σ = 13314006000. Its totient is φ = 13309994484.

The previous prime is 13312000223. The next prime is 13312000259. The reversal of 13312000241 is 14200021331.

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: 14200021331 = 68832063057.

It is an interprime number because it is at equal distance from previous prime (13312000223) and next prime (13312000259).

It is a cyclic number.

It is not a de Polignac number, because 13312000241 - 214 = 13311983857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312000291) 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, 992891 + ... + 1006208.

It is an arithmetic number, because the mean of its divisors is an integer number (3328501500).

Almost surely, 213312000241 is an apocalyptic number.

It is an amenable number.

13312000241 is a deficient number, since it is larger than the sum of its proper divisors (2005759).

13312000241 is an equidigital number, since it uses as much as digits as its factorization.

13312000241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005758.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 13312000241 its reverse (14200021331), we get a palindrome (27512021572).

The spelling of 13312000241 in words is "thirteen billion, three hundred twelve million, two hundred forty-one", and thus it is an aban number.

Divisors: 1 6659 1999099 13312000241