Base | Representation |
---|---|
bin | 11101111110111100001… |
… | …10000000100110011101 |
3 | 10122111012000220012021100 |
4 | 32333132012000212131 |
5 | 113334344131113041 |
6 | 2105140020423313 |
7 | 134300615400165 |
oct | 16773606004635 |
9 | 3574160805240 |
10 | 1030223301021 |
11 | 367a08217322 |
12 | 1477b7847b39 |
13 | 761c39b5a05 |
14 | 37c123bb5a5 |
15 | 1bbe9c9d6b6 |
hex | efde18099d |
1030223301021 has 12 divisors (see below), whose sum is σ = 1488138462720. Its totient is φ = 686797931400.
The previous prime is 1030223300989. The next prime is 1030223301071. The reversal of 1030223301021 is 1201033220301.
1030223301021 is a `hidden beast` number, since 1 + 0 + 302 + 2 + 330 + 10 + 21 = 666.
It is not a de Polignac number, because 1030223301021 - 25 = 1030223300989 is a prime.
It is a super-2 number, since 2×10302233010212 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1030223300985 and 1030223301003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030223301071) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1091151 + ... + 1803068.
It is an arithmetic number, because the mean of its divisors is an integer number (124011538560).
Almost surely, 21030223301021 is an apocalyptic number.
It is an amenable number.
1030223301021 is a deficient number, since it is larger than the sum of its proper divisors (457915161699).
1030223301021 is a wasteful number, since it uses less digits than its factorization.
1030223301021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2933776 (or 2933773 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1030223301021 its reverse (1201033220301), we get a palindrome (2231256521322).
It can be divided in two parts, 103022 and 3301021, that added together give a palindrome (3404043).
The spelling of 1030223301021 in words is "one trillion, thirty billion, two hundred twenty-three million, three hundred one thousand, twenty-one".
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