Base | Representation |
---|---|
bin | 10011000100111101110… |
… | …111111110111110000101 |
3 | 11122022221001122102100221 |
4 | 103010331313332332011 |
5 | 132434413244030201 |
6 | 2442133322304341 |
7 | 163500610403152 |
oct | 23047567767605 |
9 | 4568831572327 |
10 | 1311003111301 |
11 | 465aa2095604 |
12 | 1920b83580b1 |
13 | 9681c870ca0 |
14 | 4764aa29229 |
15 | 2417edcb4a1 |
hex | 1313ddfef85 |
1311003111301 has 8 divisors (see below), whose sum is σ = 1411884322520. Its totient is φ = 1210126874112.
The previous prime is 1311003111283. The next prime is 1311003111349. The reversal of 1311003111301 is 1031113001131.
It can be written as a sum of positive squares in 4 ways, for example, as 102819629025 + 1208183482276 = 320655^2 + 1099174^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1311003111301 - 233 = 1302413176709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311003111001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686856 + ... + 1758913.
It is an arithmetic number, because the mean of its divisors is an integer number (176485540315).
Almost surely, 21311003111301 is an apocalyptic number.
It is an amenable number.
1311003111301 is a deficient number, since it is larger than the sum of its proper divisors (100881211219).
1311003111301 is a wasteful number, since it uses less digits than its factorization.
1311003111301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2487015.
The product of its (nonzero) digits is 27, while the sum is 16.
Adding to 1311003111301 its reverse (1031113001131), we get a palindrome (2342116112432).
The spelling of 1311003111301 in words is "one trillion, three hundred eleven billion, three million, one hundred eleven thousand, three hundred one".
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