Base | Representation |
---|---|
bin | 110000000111011111… |
… | …0010100000110111101 |
3 | 100212201021102210021121 |
4 | 1200032332110012331 |
5 | 3143110042301141 |
6 | 115245213430541 |
7 | 10315424114050 |
oct | 1401676240675 |
9 | 325637383247 |
10 | 103330431421 |
11 | 3a905375568 |
12 | 1803919b451 |
13 | 99897b8219 |
14 | 50034bca97 |
15 | 2a4b7ee1d1 |
hex | 180ef941bd |
103330431421 has 8 divisors (see below), whose sum is σ = 124307286080. Its totient is φ = 83907417888.
The previous prime is 103330431397. The next prime is 103330431473. The reversal of 103330431421 is 124134033301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 103330431421 - 27 = 103330431293 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 (103330431821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388460136 + ... + 388460401.
It is an arithmetic number, because the mean of its divisors is an integer number (15538410760).
Almost surely, 2103330431421 is an apocalyptic number.
It is an amenable number.
103330431421 is a deficient number, since it is larger than the sum of its proper divisors (20976854659).
103330431421 is an equidigital number, since it uses as much as digits as its factorization.
103330431421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 776920563.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 103330431421 its reverse (124134033301), we get a palindrome (227464464722).
The spelling of 103330431421 in words is "one hundred three billion, three hundred thirty million, four hundred thirty-one thousand, four hundred twenty-one".
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