Base | Representation |
---|---|
bin | 100110110011100… |
… | …1100111011100101 |
3 | 10100202011122212122 |
4 | 1031213030323211 |
5 | 10131320402323 |
6 | 333112555325 |
7 | 44160566450 |
oct | 11547147345 |
9 | 3322148778 |
10 | 1302122213 |
11 | 609017767 |
12 | 3040b2b45 |
13 | 1799cbc22 |
14 | c4d14497 |
15 | 794adec8 |
hex | 4d9ccee5 |
1302122213 has 8 divisors (see below), whose sum is σ = 1497052032. Its totient is φ = 1109420496.
The previous prime is 1302122203. The next prime is 1302122219. The reversal of 1302122213 is 3122212031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1302122213 - 212 = 1302118117 is a prime.
It is a super-3 number, since 3×13021222133 (a number of 28 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1302122191 and 1302122200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302122219) 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, 555770 + ... + 558107.
It is an arithmetic number, because the mean of its divisors is an integer number (187131504).
Almost surely, 21302122213 is an apocalyptic number.
It is an amenable number.
1302122213 is a deficient number, since it is larger than the sum of its proper divisors (194929819).
1302122213 is a wasteful number, since it uses less digits than its factorization.
1302122213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1114051.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1302122213 is about 36084.9305527945. The cubic root of 1302122213 is about 1091.9864494577.
Adding to 1302122213 its reverse (3122212031), we get a palindrome (4424334244).
The spelling of 1302122213 in words is "one billion, three hundred two million, one hundred twenty-two thousand, two hundred thirteen".
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