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13120124240041 = 7131917189441461
BaseRepresentation
bin1011111011101100010001…
…0110000100000010101001
31201110021100000110012001221
42332323010112010002221
53204430003301140131
643523145111542041
72522616623654560
oct276730426040251
951407300405057
1013120124240041
1141a9239102235
12157a92708a921
137422b78225b0
14335035a6cbd7
1517b4404ce411
hexbeec45840a9

13120124240041 has 32 divisors (see below), whose sum is σ = 16998759187200. Its totient is φ = 9833807566080.

The previous prime is 13120124240009. The next prime is 13120124240053. The reversal of 13120124240041 is 14004242102131.

It is a cyclic number.

It is not a de Polignac number, because 13120124240041 - 25 = 13120124240009 is a prime.

It is a super-2 number, since 2×131201242400412 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13120124239988 and 13120124240015.

It is not an unprimeable number, because it can be changed into a prime (13120124244041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29499051 + ... + 29940511.

It is an arithmetic number, because the mean of its divisors is an integer number (531211224600).

Almost surely, 213120124240041 is an apocalyptic number.

It is an amenable number.

13120124240041 is a deficient number, since it is larger than the sum of its proper divisors (3878634947159).

13120124240041 is a wasteful number, since it uses less digits than its factorization.

13120124240041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458689.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 13120124240041 its reverse (14004242102131), we get a palindrome (27124366342172).

The spelling of 13120124240041 in words is "thirteen trillion, one hundred twenty billion, one hundred twenty-four million, two hundred forty thousand, forty-one".

Divisors: 1 7 13 19 91 133 247 1729 17189 120323 223457 326591 441461 1564199 2286137 3090227 4245683 5738993 8387759 29719781 40172951 58714313 109040867 763286069 7588273129 53117911903 98647550677 144177189451 690532854739 1009240326157 1874303462863 13120124240041