| Base | Representation |
|---|---|
| bin | 101000000011010… |
| … | …0101011001101100 |
| 3 | 10110122210100210210 |
| 4 | 1100012211121230 |
| 5 | 10223014401330 |
| 6 | 341204302420 |
| 7 | 45205663353 |
| oct | 12006453154 |
| 9 | 3418710723 |
| 10 | 1343903340 |
| 11 | 62a66451a |
| 12 | 3160a1a10 |
| 13 | 18556a3a0 |
| 14 | ca6ac99a |
| 15 | 7ceb38b0 |
| hex | 501a566c |
1343903340 has 144 divisors (see below), whose sum is σ = 4237537248. Its totient is φ = 316326912.
The previous prime is 1343903339. The next prime is 1343903347. The reversal of 1343903340 is 433093431.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 1343903298 and 1343903307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1343903347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 410992 + ... + 414248.
It is an arithmetic number, because the mean of its divisors is an integer number (29427342).
Almost surely, 21343903340 is an apocalyptic number.
1343903340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1343903340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2118768624).
1343903340 is an abundant number, since it is smaller than the sum of its proper divisors (2893633908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1343903340 is a wasteful number, since it uses less digits than its factorization.
1343903340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3328 (or 3303 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 30.
The square root of 1343903340 is about 36659.2872271134. The cubic root of 1343903340 is about 1103.5432138060.
Adding to 1343903340 its reverse (433093431), we get a palindrome (1776996771).
The spelling of 1343903340 in words is "one billion, three hundred forty-three million, nine hundred three thousand, three hundred forty".
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