Base | Representation |
---|---|
bin | 1101101010111011111111… |
… | …1001101010101111010001 |
3 | 1222012222102211212222220111 |
4 | 3122232333321222233101 |
5 | 3432233110343243400 |
6 | 51545142154241321 |
7 | 3110655610014550 |
oct | 332567771525721 |
9 | 58188384788814 |
10 | 15031310134225 |
11 | 4875819783870 |
12 | 1829203426241 |
13 | 8505a5b5a518 |
14 | 39d73ad1bd97 |
15 | 1b0eeb2d13ba |
hex | dabbfe6abd1 |
15031310134225 has 24 divisors (see below), whose sum is σ = 23238015046848. Its totient is φ = 9370167355200.
The previous prime is 15031310134223. The next prime is 15031310134249. The reversal of 15031310134225 is 52243101313051.
It is not a de Polignac number, because 15031310134225 - 21 = 15031310134223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (15031310134223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3904234474 + ... + 3904238323.
It is an arithmetic number, because the mean of its divisors is an integer number (968250626952).
Almost surely, 215031310134225 is an apocalyptic number.
It is an amenable number.
15031310134225 is a deficient number, since it is larger than the sum of its proper divisors (8206704912623).
15031310134225 is a wasteful number, since it uses less digits than its factorization.
15031310134225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7808472825 (or 7808472820 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 31.
Adding to 15031310134225 its reverse (52243101313051), we get a palindrome (67274411447276).
The spelling of 15031310134225 in words is "fifteen trillion, thirty-one billion, three hundred ten million, one hundred thirty-four thousand, two hundred twenty-five".
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