Base | Representation |
---|---|
bin | 1011011000011111001000… |
… | …0001001110010100100101 |
3 | 1122022110011210012110211212 |
4 | 2312013302001032110211 |
5 | 3120022313313442300 |
6 | 42341241032241205 |
7 | 2431125542644103 |
oct | 266076201162445 |
9 | 48273153173755 |
10 | 12515300140325 |
11 | 3a95788724174 |
12 | 14a1670840205 |
13 | 6ca259603318 |
14 | 313a5ac34c73 |
15 | 16a841da3935 |
hex | b61f204e525 |
12515300140325 has 12 divisors (see below), whose sum is σ = 15519096544608. Its totient is φ = 10012159873200.
The previous prime is 12515300140309. The next prime is 12515300140331. The reversal of 12515300140325 is 52304100351521.
It is not a de Polignac number, because 12515300140325 - 24 = 12515300140309 is a prime.
It is a super-2 number, since 2×125153001403252 (a number of 27 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 = 12515300140291 and 12515300140300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1281560 + ... + 5164590.
It is an arithmetic number, because the mean of its divisors is an integer number (1293258045384).
Almost surely, 212515300140325 is an apocalyptic number.
It is an amenable number.
12515300140325 is a deficient number, since it is larger than the sum of its proper divisors (3003796404283).
12515300140325 is a wasteful number, since it uses less digits than its factorization.
12515300140325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4011964 (or 4011959 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 32.
Adding to 12515300140325 its reverse (52304100351521), we get a palindrome (64819400491846).
The spelling of 12515300140325 in words is "twelve trillion, five hundred fifteen billion, three hundred million, one hundred forty thousand, three hundred twenty-five".
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