Base | Representation |
---|---|
bin | 100110110010000… |
… | …1100010011011101 |
3 | 10100200200120120102 |
4 | 1031210030103131 |
5 | 10131120130323 |
6 | 333044030445 |
7 | 44151102245 |
oct | 11544142335 |
9 | 3320616512 |
10 | 1301333213 |
11 | 6086289a4 |
12 | 303992425 |
13 | 1797b3a6b |
14 | c4b8ab25 |
15 | 793a5328 |
hex | 4d90c4dd |
1301333213 has 4 divisors (see below), whose sum is σ = 1301825280. Its totient is φ = 1300841148.
The previous prime is 1301333207. The next prime is 1301333287. The reversal of 1301333213 is 3123331031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3123331031 = 739 ⋅4226429.
It is a cyclic number.
It is not a de Polignac number, because 1301333213 - 24 = 1301333197 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 (1301333203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242045 + ... + 247362.
It is an arithmetic number, because the mean of its divisors is an integer number (325456320).
Almost surely, 21301333213 is an apocalyptic number.
It is an amenable number.
1301333213 is a deficient number, since it is larger than the sum of its proper divisors (492067).
1301333213 is an equidigital number, since it uses as much as digits as its factorization.
1301333213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492066.
The product of its (nonzero) digits is 486, while the sum is 20.
The square root of 1301333213 is about 36073.9963547151. The cubic root of 1301333213 is about 1091.7658476898.
Adding to 1301333213 its reverse (3123331031), we get a palindrome (4424664244).
The spelling of 1301333213 in words is "one billion, three hundred one million, three hundred thirty-three thousand, two hundred thirteen".
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