Base | Representation |
---|---|
bin | 111110000000111… |
… | …000110101111111 |
3 | 2200111201211020100 |
4 | 332000320311333 |
5 | 4112321421343 |
6 | 251123452143 |
7 | 34532266053 |
oct | 7600706577 |
9 | 2614654210 |
10 | 1040420223 |
11 | 494321127 |
12 | 250527053 |
13 | 13772008b |
14 | 9c26dc63 |
15 | 615179d3 |
hex | 3e038d7f |
1040420223 has 24 divisors (see below), whose sum is σ = 1546389936. Its totient is φ = 673660800.
The previous prime is 1040420207. The next prime is 1040420231. The reversal of 1040420223 is 3220240401.
It is not a de Polignac number, because 1040420223 - 24 = 1040420207 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1040420196 and 1040420205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040420243) 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, 77553 + ... + 89973.
It is an arithmetic number, because the mean of its divisors is an integer number (64432914).
Almost surely, 21040420223 is an apocalyptic number.
1040420223 is a deficient number, since it is larger than the sum of its proper divisors (505969713).
1040420223 is a wasteful number, since it uses less digits than its factorization.
1040420223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12695 (or 12692 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 1040420223 is about 32255.5456162192. The cubic root of 1040420223 is about 1013.2958447028.
Adding to 1040420223 its reverse (3220240401), we get a palindrome (4260660624).
The spelling of 1040420223 in words is "one billion, forty million, four hundred twenty thousand, two hundred twenty-three".
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