Base | Representation |
---|---|
bin | 10010001110000010111… |
… | …011100010110010110001 |
3 | 11102200201021100012012201 |
4 | 102032002323202302301 |
5 | 131003130211131400 |
6 | 2355101533423201 |
7 | 156312344340502 |
oct | 22160273426261 |
9 | 4380637305181 |
10 | 1252032130225 |
11 | 442a90551708 |
12 | 18279b03ab01 |
13 | 910b2371546 |
14 | 44854ab8ba9 |
15 | 2287cb8d06a |
hex | 12382ee2cb1 |
1252032130225 has 24 divisors (see below), whose sum is σ = 1636060588992. Its totient is φ = 948590808000.
The previous prime is 1252032130211. The next prime is 1252032130243. The reversal of 1252032130225 is 5220312302521.
It is a de Polignac number, because none of the positive numbers 2k-1252032130225 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1252032130193 and 1252032130202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10721367 + ... + 10837516.
It is an arithmetic number, because the mean of its divisors is an integer number (68169191208).
Almost surely, 21252032130225 is an apocalyptic number.
It is an amenable number.
1252032130225 is a deficient number, since it is larger than the sum of its proper divisors (384028458767).
1252032130225 is a wasteful number, since it uses less digits than its factorization.
1252032130225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21559017 (or 21559012 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 28.
Adding to 1252032130225 its reverse (5220312302521), we get a palindrome (6472344432746).
The spelling of 1252032130225 in words is "one trillion, two hundred fifty-two billion, thirty-two million, one hundred thirty thousand, two hundred twenty-five".
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