Base | Representation |
---|---|
bin | 10011001101100100101… |
… | …100110111101111101111 |
3 | 11200012210002211202210200 |
4 | 103031210230313233233 |
5 | 133112330034203033 |
6 | 2450302324204543 |
7 | 164245613420412 |
oct | 23154454675757 |
9 | 4605702752720 |
10 | 1320244444143 |
11 | 469a0462a769 |
12 | 193a57239753 |
13 | 9766331a981 |
14 | 47c86101b79 |
15 | 24521379013 |
hex | 13364b37bef |
1320244444143 has 24 divisors (see below), whose sum is σ = 1975933524240. Its totient is φ = 848919552000.
The previous prime is 1320244444139. The next prime is 1320244444157. The reversal of 1320244444143 is 3414444420231.
1320244444143 is a `hidden beast` number, since 1 + 3 + 202 + 4 + 4 + 4 + 441 + 4 + 3 = 666.
It is not a de Polignac number, because 1320244444143 - 22 = 1320244444139 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1320244444098 and 1320244444107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1320244444133) 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, 23427858 + ... + 23484143.
It is an arithmetic number, because the mean of its divisors is an integer number (82330563510).
Almost surely, 21320244444143 is an apocalyptic number.
1320244444143 is a deficient number, since it is larger than the sum of its proper divisors (655689080097).
1320244444143 is a wasteful number, since it uses less digits than its factorization.
1320244444143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46912119 (or 46912116 counting only the distinct ones).
The product of its (nonzero) digits is 147456, while the sum is 36.
Adding to 1320244444143 its reverse (3414444420231), we get a palindrome (4734688864374).
The spelling of 1320244444143 in words is "one trillion, three hundred twenty billion, two hundred forty-four million, four hundred forty-four thousand, one hundred forty-three".
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