Base | Representation |
---|---|
bin | 100111101011010… |
… | …0010111000010111 |
3 | 10102210002120010121 |
4 | 1033112202320113 |
5 | 10211303410403 |
6 | 340034332411 |
7 | 44663643364 |
oct | 11726427027 |
9 | 3383076117 |
10 | 1331310103 |
11 | 623542a92 |
12 | 311a2a107 |
13 | 182a7b376 |
14 | c8b5146b |
15 | 7bd273bd |
hex | 4f5a2e17 |
1331310103 has 8 divisors (see below), whose sum is σ = 1410797088. Its totient is φ = 1251953664.
The previous prime is 1331310067. The next prime is 1331310121. The reversal of 1331310103 is 3010131331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1331310103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1331310193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11226 + ... + 52807.
It is an arithmetic number, because the mean of its divisors is an integer number (176349636).
Almost surely, 21331310103 is an apocalyptic number.
1331310103 is a deficient number, since it is larger than the sum of its proper divisors (79486985).
1331310103 is a wasteful number, since it uses less digits than its factorization.
1331310103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65273.
The product of its (nonzero) digits is 81, while the sum is 16.
The square root of 1331310103 is about 36487.1224269604. The cubic root of 1331310103 is about 1100.0854211901.
Adding to 1331310103 its reverse (3010131331), we get a palindrome (4341441434).
The spelling of 1331310103 in words is "one billion, three hundred thirty-one million, three hundred ten thousand, one hundred three".
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