Base | Representation |
---|---|
bin | 10111001111100010100110… |
… | …111111011110011001001101 |
3 | 111101221102111020211222222021 |
4 | 113033202212333132121031 |
5 | 101344310222431132341 |
6 | 1001224335243050141 |
7 | 30350240545345363 |
oct | 2717424677363115 |
9 | 441842436758867 |
10 | 102223023302221 |
11 | 2a6315a4783958 |
12 | b56b60b810951 |
13 | 4506788856b23 |
14 | 1b358993b9633 |
15 | bc40c70d59d1 |
hex | 5cf8a6fde64d |
102223023302221 has 4 divisors (see below), whose sum is σ = 102223080611100. Its totient is φ = 102222965993344.
The previous prime is 102223023302171. The next prime is 102223023302233. The reversal of 102223023302221 is 122203320322201.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 44024220255625 + 58198803046596 = 6635075^2 + 7628814^2 .
It is a cyclic number.
It is not a de Polignac number, because 102223023302221 - 215 = 102223023269453 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 (102223023302291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25889956 + ... + 29575933.
It is an arithmetic number, because the mean of its divisors is an integer number (25555770152775).
Almost surely, 2102223023302221 is an apocalyptic number.
It is an amenable number.
102223023302221 is a deficient number, since it is larger than the sum of its proper divisors (57308879).
102223023302221 is an equidigital number, since it uses as much as digits as its factorization.
102223023302221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57308878.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 102223023302221 its reverse (122203320322201), we get a palindrome (224426343624422).
The spelling of 102223023302221 in words is "one hundred two trillion, two hundred twenty-three billion, twenty-three million, three hundred two thousand, two hundred twenty-one".
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