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13043041242 = 2371128231691
BaseRepresentation
bin11000010010110110…
…10000001111011010
31020122222210010221120
430021123100033122
5203203004304432
65554125350110
7641135010210
oct141133201732
936588703846
1013043041242
115593502a30
122640108336
1312cb2918aa
148ba370cb0
15515104c2c
hex3096d03da

13043041242 has 32 divisors (see below), whose sum is σ = 32522909184. Its totient is φ = 3387802800.

The previous prime is 13043041229. The next prime is 13043041313. The reversal of 13043041242 is 24214034031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14115384 + ... + 14116307.

It is an arithmetic number, because the mean of its divisors is an integer number (1016340912).

Almost surely, 213043041242 is an apocalyptic number.

13043041242 is an abundant number, since it is smaller than the sum of its proper divisors (19479867942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13043041242 is a wasteful number, since it uses less digits than its factorization.

13043041242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28231714.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13043041242 its reverse (24214034031), we get a palindrome (37257075273).

The spelling of 13043041242 in words is "thirteen billion, forty-three million, forty-one thousand, two hundred forty-two".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 28231691 56463382 84695073 169390146 197621837 310548601 395243674 592865511 621097202 931645803 1185731022 1863291606 2173840207 4347680414 6521520621 13043041242