Base | Representation |
---|---|
bin | 101000000011010… |
… | …0000100010100111 |
3 | 10110122202100111102 |
4 | 1100012200202213 |
5 | 10223013232211 |
6 | 341204030315 |
7 | 45205551332 |
oct | 12006404247 |
9 | 3418670442 |
10 | 1343883431 |
11 | 62a650570 |
12 | 31609239b |
13 | 1855612c7 |
14 | ca6a5619 |
15 | 7ceaca3b |
hex | 501a08a7 |
1343883431 has 8 divisors (see below), whose sum is σ = 1466413200. Its totient is φ = 1221413440.
The previous prime is 1343883427. The next prime is 1343883451.
1343883431 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1343883431 - 22 = 1343883427 is a prime.
It is a super-4 number, since 4×13438834314 (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1343883451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41285 + ... + 66273.
It is an arithmetic number, because the mean of its divisors is an integer number (183301650).
Almost surely, 21343883431 is an apocalyptic number.
1343883431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1343883431 is a deficient number, since it is larger than the sum of its proper divisors (122529769).
1343883431 is a wasteful number, since it uses less digits than its factorization.
1343883431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29889.
The product of its digits is 82944, while the sum is 38.
The square root of 1343883431 is about 36659.0156850944. The cubic root of 1343883431 is about 1103.5377643688.
It can be divided in two parts, 13438 and 83431, that added together give a palindrome (96869).
The spelling of 1343883431 in words is "one billion, three hundred forty-three million, eight hundred eighty-three thousand, four hundred thirty-one".
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