Base | Representation |
---|---|
bin | 1011011000011110011110… |
… | …0101001101100101110101 |
3 | 1122022102201120200200222022 |
4 | 2312013213211031211311 |
5 | 3120021434001301031 |
6 | 42341211415042525 |
7 | 2431121315332154 |
oct | 266074745154565 |
9 | 48272646620868 |
10 | 12515125025141 |
11 | 3a956a8898582 |
12 | 14a1622070445 |
13 | 6ca22c24c97b |
14 | 313a4188d59b |
15 | 16a83181297b |
hex | b61e794d975 |
12515125025141 has 8 divisors (see below), whose sum is σ = 12708272208000. Its totient is φ = 12322164732768.
The previous prime is 12515125025087. The next prime is 12515125025171. The reversal of 12515125025141 is 14152052151521.
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 12515125025141 - 234 = 12497945155957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12515125025171) 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, 46587656 + ... + 46855521.
It is an arithmetic number, because the mean of its divisors is an integer number (1588534026000).
Almost surely, 212515125025141 is an apocalyptic number.
It is an amenable number.
12515125025141 is a deficient number, since it is larger than the sum of its proper divisors (193147182859).
12515125025141 is an equidigital number, since it uses as much as digits as its factorization.
12515125025141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93445243.
The product of its (nonzero) digits is 20000, while the sum is 35.
Adding to 12515125025141 its reverse (14152052151521), we get a palindrome (26667177176662).
The spelling of 12515125025141 in words is "twelve trillion, five hundred fifteen billion, one hundred twenty-five million, twenty-five thousand, one hundred forty-one".
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