Base | Representation |
---|---|
bin | 1000110010101111110… |
… | …01000111101001000101 |
3 | 1001212211102102010210200 |
4 | 10121113321013221011 |
5 | 14422221302131041 |
6 | 350443145241113 |
7 | 30553605123651 |
oct | 4312771075105 |
9 | 1055742363720 |
10 | 302122302021 |
11 | 107147188211 |
12 | 4a678193199 |
13 | 2264a727917 |
14 | 108a0d55a61 |
15 | 7cd3b7e1b6 |
hex | 4657e47a45 |
302122302021 has 48 divisors (see below), whose sum is σ = 452035776192. Its totient is φ = 194322240000.
The previous prime is 302122302017. The next prime is 302122302037. The reversal of 302122302021 is 120203221203.
It is not a de Polignac number, because 302122302021 - 22 = 302122302017 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 302122301985 and 302122302003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302122302011) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16915746 + ... + 16933596.
It is an arithmetic number, because the mean of its divisors is an integer number (9417412004).
Almost surely, 2302122302021 is an apocalyptic number.
It is an amenable number.
302122302021 is a deficient number, since it is larger than the sum of its proper divisors (149913474171).
302122302021 is a wasteful number, since it uses less digits than its factorization.
302122302021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18434 (or 18431 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 302122302021 its reverse (120203221203), we get a palindrome (422325523224).
The spelling of 302122302021 in words is "three hundred two billion, one hundred twenty-two million, three hundred two thousand, twenty-one".
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