Base | Representation |
---|---|
bin | 1010001011110100100… |
… | …01011001000100001011 |
3 | 1020110021011212102001022 |
4 | 11011322101121010023 |
5 | 21213141043333233 |
6 | 424432324343055 |
7 | 34165634426036 |
oct | 5057221310413 |
9 | 1213234772038 |
10 | 349943730443 |
11 | 12545712718a |
12 | 579a3544a8b |
13 | 26ccc029628 |
14 | 12d1a1c601d |
15 | 918213b398 |
hex | 517a45910b |
349943730443 has 4 divisors (see below), whose sum is σ = 349950022968. Its totient is φ = 349937437920.
The previous prime is 349943730421. The next prime is 349943730467. The reversal of 349943730443 is 344037349943.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-349943730443 is a prime.
It is a super-2 number, since 2×3499437304432 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (349943730343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3062093 + ... + 3174318.
It is an arithmetic number, because the mean of its divisors is an integer number (87487505742).
Almost surely, 2349943730443 is an apocalyptic number.
349943730443 is a deficient number, since it is larger than the sum of its proper divisors (6292525).
349943730443 is an equidigital number, since it uses as much as digits as its factorization.
349943730443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6292524.
The product of its (nonzero) digits is 11757312, while the sum is 53.
The spelling of 349943730443 in words is "three hundred forty-nine billion, nine hundred forty-three million, seven hundred thirty thousand, four hundred forty-three".
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