Base | Representation |
---|---|
bin | 100110110111110… |
… | …0011011001101001 |
3 | 10100220021212212200 |
4 | 1031233203121221 |
5 | 10132400431101 |
6 | 333231530413 |
7 | 44215315101 |
oct | 11557433151 |
9 | 3326255780 |
10 | 1304311401 |
11 | 60a282508 |
12 | 304989a09 |
13 | 17a2b74c3 |
14 | c5324201 |
15 | 79792986 |
hex | 4dbe3669 |
1304311401 has 6 divisors (see below), whose sum is σ = 1884005370. Its totient is φ = 869540928.
The previous prime is 1304311387. The next prime is 1304311403. The reversal of 1304311401 is 1041134031.
It can be written as a sum of positive squares in only one way, i.e., 1205825625 + 98485776 = 34725^2 + 9924^2 .
It is not a de Polignac number, because 1304311401 - 25 = 1304311369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1304311403) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72461736 + ... + 72461753.
It is an arithmetic number, because the mean of its divisors is an integer number (314000895).
Almost surely, 21304311401 is an apocalyptic number.
It is an amenable number.
1304311401 is a deficient number, since it is larger than the sum of its proper divisors (579693969).
1304311401 is a wasteful number, since it uses less digits than its factorization.
1304311401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144923495 (or 144923492 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 1304311401 is about 36115.2516397159. The cubic root of 1304311401 is about 1092.5980728391.
Adding to 1304311401 its reverse (1041134031), we get a palindrome (2345445432).
The spelling of 1304311401 in words is "one billion, three hundred four million, three hundred eleven thousand, four hundred one".
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