Base | Representation |
---|---|
bin | 1111100101011… |
… | …00110100000010 |
3 | 100002222211120202 |
4 | 13302230310002 |
5 | 231431400031 |
6 | 20550005202 |
7 | 3145124501 |
oct | 762546402 |
9 | 302884522 |
10 | 130731266 |
11 | 67881376 |
12 | 37946802 |
13 | 211135a3 |
14 | 13510838 |
15 | b7252cb |
hex | 7cacd02 |
130731266 has 8 divisors (see below), whose sum is σ = 200657424. Its totient is φ = 63845460.
The previous prime is 130731239. The next prime is 130731277. The reversal of 130731266 is 662137031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759980 + ... + 760151.
It is an arithmetic number, because the mean of its divisors is an integer number (25082178).
Almost surely, 2130731266 is an apocalyptic number.
130731266 is a deficient number, since it is larger than the sum of its proper divisors (69926158).
130731266 is a wasteful number, since it uses less digits than its factorization.
130731266 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1520176.
The product of its (nonzero) digits is 4536, while the sum is 29.
The square root of 130731266 is about 11433.7774160598. Note that the first 3 decimals coincide. The cubic root of 130731266 is about 507.5277841568.
Adding to 130731266 its reverse (662137031), we get a palindrome (792868297).
The spelling of 130731266 in words is "one hundred thirty million, seven hundred thirty-one thousand, two hundred sixty-six".
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