Base | Representation |
---|---|
bin | 1000110010100011110… |
… | …10100000011000101101 |
3 | 1001212120102200101100021 |
4 | 10121101322200120231 |
5 | 14422020113032341 |
6 | 350425203402141 |
7 | 30551246442502 |
oct | 4312172403055 |
9 | 1055512611307 |
10 | 302022002221 |
11 | 1070a5601515 |
12 | 4a64a683351 |
13 | 22632a0a824 |
14 | 108918c74a9 |
15 | 7cc9e6a9d1 |
hex | 4651ea062d |
302022002221 has 4 divisors (see below), whose sum is σ = 302255947744. Its totient is φ = 301788056700.
The previous prime is 302022002189. The next prime is 302022002231. The reversal of 302022002221 is 122200220203.
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: 122200220203 = 19 ⋅6431590537.
It is a cyclic number.
It is not a de Polignac number, because 302022002221 - 25 = 302022002189 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 302022002195 and 302022002204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302022002231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116970825 + ... + 116973406.
It is an arithmetic number, because the mean of its divisors is an integer number (75563986936).
Almost surely, 2302022002221 is an apocalyptic number.
It is an amenable number.
302022002221 is a deficient number, since it is larger than the sum of its proper divisors (233945523).
302022002221 is a wasteful number, since it uses less digits than its factorization.
302022002221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 233945522.
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 302022002221 its reverse (122200220203), we get a palindrome (424222222424).
The spelling of 302022002221 in words is "three hundred two billion, twenty-two million, two thousand, two hundred twenty-one".
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