Base | Representation |
---|---|
bin | 11000011010010111… |
… | …00001001001000111 |
3 | 1020211101022001110111 |
4 | 30031023201021013 |
5 | 203320120300111 |
6 | 10004255333451 |
7 | 642531242341 |
oct | 141513411107 |
9 | 36741261414 |
10 | 13106025031 |
11 | 5616011650 |
12 | 2659221287 |
13 | 130b3449c8 |
14 | 8c4888291 |
15 | 51a8e6a21 |
hex | 30d2e1247 |
13106025031 has 8 divisors (see below), whose sum is σ = 14758691328. Its totient is φ = 11530227000.
The previous prime is 13106025017. The next prime is 13106025061. The reversal of 13106025031 is 13052060131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13106025031 - 217 = 13105893959 is a prime.
It is a super-2 number, since 2×131060250312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13106024993 and 13106025011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13106025001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19216705 + ... + 19217386.
It is an arithmetic number, because the mean of its divisors is an integer number (1844836416).
Almost surely, 213106025031 is an apocalyptic number.
13106025031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13106025031 is a deficient number, since it is larger than the sum of its proper divisors (1652666297).
13106025031 is a wasteful number, since it uses less digits than its factorization.
13106025031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38434133.
The product of its (nonzero) digits is 540, while the sum is 22.
Adding to 13106025031 its reverse (13052060131), we get a palindrome (26158085162).
The spelling of 13106025031 in words is "thirteen billion, one hundred six million, twenty-five thousand, thirty-one".
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