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13007424123 = 34160585483
BaseRepresentation
bin11000001110100110…
…11000101001111011
31020120111202121110000
430013103120221323
5203114400032443
65550414124043
7640223165211
oct140723305173
936514677400
1013007424123
1155753962a1
1226301b0623
1312c3aa0c85
148b573ccb1
15511e1b8d3
hex3074d8a7b

13007424123 has 10 divisors (see below), whose sum is σ = 19430843564. Its totient is φ = 8671616028.

The previous prime is 13007424107. The next prime is 13007424151. The reversal of 13007424123 is 32142470031.

It is a happy number.

It is not a de Polignac number, because 13007424123 - 24 = 13007424107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13007424103) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 80292661 + ... + 80292822.

Almost surely, 213007424123 is an apocalyptic number.

13007424123 is a deficient number, since it is larger than the sum of its proper divisors (6423419441).

13007424123 is an equidigital number, since it uses as much as digits as its factorization.

13007424123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160585495 (or 160585486 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 13007424123 its reverse (32142470031), we get a palindrome (45149894154).

The spelling of 13007424123 in words is "thirteen billion, seven million, four hundred twenty-four thousand, one hundred twenty-three".

Divisors: 1 3 9 27 81 160585483 481756449 1445269347 4335808041 13007424123