Base | Representation |
---|---|
bin | 10111001001001101… |
… | …10011011101111101 |
3 | 1012001221102020220101 |
4 | 23210212303131331 |
5 | 200421334442000 |
6 | 5412541321101 |
7 | 616624260532 |
oct | 134446633575 |
9 | 35057366811 |
10 | 12425312125 |
11 | 52a68459a6 |
12 | 24a9266191 |
13 | 12302c93c5 |
14 | 85c2d0d89 |
15 | 4cac83e6a |
hex | 2e49b377d |
12425312125 has 16 divisors (see below), whose sum is σ = 15510733056. Its totient is φ = 9937722000.
The previous prime is 12425312093. The next prime is 12425312153. The reversal of 12425312125 is 52121352421.
It is a happy number.
It is not a de Polignac number, because 12425312125 - 25 = 12425312093 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12425312093 and 12425312102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598672 + ... + 619078.
It is an arithmetic number, because the mean of its divisors is an integer number (969420816).
Almost surely, 212425312125 is an apocalyptic number.
It is an amenable number.
12425312125 is a deficient number, since it is larger than the sum of its proper divisors (3085420931).
12425312125 is an equidigital number, since it uses as much as digits as its factorization.
12425312125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25293 (or 25283 counting only the distinct ones).
The product of its digits is 4800, while the sum is 28.
Adding to 12425312125 its reverse (52121352421), we get a palindrome (64546664546).
The spelling of 12425312125 in words is "twelve billion, four hundred twenty-five million, three hundred twelve thousand, one hundred twenty-five".
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