Base | Representation |
---|---|
bin | 101010011010100… |
… | …1100100101000111 |
3 | 10200012001122022111 |
4 | 1110311030211013 |
5 | 10403321400203 |
6 | 353120441451 |
7 | 50161160254 |
oct | 12465144507 |
9 | 3605048274 |
10 | 1423231303 |
11 | 67041681a |
12 | 338779287 |
13 | 198b23900 |
14 | d703c42b |
15 | 84e3326d |
hex | 54d4c947 |
1423231303 has 6 divisors (see below), whose sum is σ = 1541132304. Its totient is φ = 1313751816.
The previous prime is 1423231301. The next prime is 1423231357. The reversal of 1423231303 is 3031323241.
It is not a de Polignac number, because 1423231303 - 21 = 1423231301 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1423231301) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4210575 + ... + 4210912.
It is an arithmetic number, because the mean of its divisors is an integer number (256855384).
Almost surely, 21423231303 is an apocalyptic number.
1423231303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1423231303 is a deficient number, since it is larger than the sum of its proper divisors (117901001).
1423231303 is an equidigital number, since it uses as much as digits as its factorization.
1423231303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8421513 (or 8421500 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
The square root of 1423231303 is about 37725.7379384420. The cubic root of 1423231303 is about 1124.8427903450.
Adding to 1423231303 its reverse (3031323241), we get a palindrome (4454554544).
The spelling of 1423231303 in words is "one billion, four hundred twenty-three million, two hundred thirty-one thousand, three hundred three".
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