Base | Representation |
---|---|
bin | 10101000001111000000… |
… | …010110110011000111010 |
3 | 12010011010002220221100100 |
4 | 111001320002312120322 |
5 | 142134102443240232 |
6 | 3023514053420230 |
7 | 206256332014116 |
oct | 25017002663072 |
9 | 5104102827310 |
10 | 1445123024442 |
11 | 507967300429 |
12 | 1b40a893a676 |
13 | a6375160736 |
14 | 4dd31340746 |
15 | 278ce79ec7c |
hex | 150780b663a |
1445123024442 has 24 divisors (see below), whose sum is σ = 3131121992544. Its totient is φ = 481704273864.
The previous prime is 1445123024399. The next prime is 1445123024447. The reversal of 1445123024442 is 2444203215441.
1445123024442 is a `hidden beast` number, since 144 + 5 + 1 + 230 + 244 + 42 = 666.
It is a super-2 number, since 2×14451230244422 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1445123024397 and 1445123024406.
It is not an unprimeable number, because it can be changed into a prime (1445123024447) 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, 4845213 + ... + 5134815.
It is an arithmetic number, because the mean of its divisors is an integer number (130463416356).
Almost surely, 21445123024442 is an apocalyptic number.
1445123024442 is an abundant number, since it is smaller than the sum of its proper divisors (1685998968102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1445123024442 is a wasteful number, since it uses less digits than its factorization.
1445123024442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 566834 (or 566831 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 36.
Adding to 1445123024442 its reverse (2444203215441), we get a palindrome (3889326239883).
The spelling of 1445123024442 in words is "one trillion, four hundred forty-five billion, one hundred twenty-three million, twenty-four thousand, four hundred forty-two".
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