Base | Representation |
---|---|
bin | 10001100111000110101… |
… | …111000010100100001111 |
3 | 11021200210022111102211100 |
4 | 101213012233002210033 |
5 | 124312012311431343 |
6 | 2323544543154143 |
7 | 153302244345351 |
oct | 21470657024417 |
9 | 4250708442740 |
10 | 1210220030223 |
11 | 427284725066 |
12 | 1766702a5953 |
13 | 8a17aa53579 |
14 | 428099a50d1 |
15 | 2173205c9d3 |
hex | 119c6bc290f |
1210220030223 has 24 divisors (see below), whose sum is σ = 1756779792768. Its totient is φ = 802814229072.
The previous prime is 1210220030221. The next prime is 1210220030251. The reversal of 1210220030223 is 3220300220121.
1210220030223 is a `hidden beast` number, since 1 + 210 + 2 + 200 + 30 + 223 = 666.
It is not a de Polignac number, because 1210220030223 - 21 = 1210220030221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1210220030196 and 1210220030205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1210220030221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1248790 + ... + 1994972.
It is an arithmetic number, because the mean of its divisors is an integer number (73199158032).
Almost surely, 21210220030223 is an apocalyptic number.
1210220030223 is a deficient number, since it is larger than the sum of its proper divisors (546559762545).
1210220030223 is a wasteful number, since it uses less digits than its factorization.
1210220030223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 747083 (or 747080 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 1210220030223 its reverse (3220300220121), we get a palindrome (4430520250344).
The spelling of 1210220030223 in words is "one trillion, two hundred ten billion, two hundred twenty million, thirty thousand, two hundred twenty-three".
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