Base | Representation |
---|---|
bin | 10100100010010… |
… | …110111100101101 |
3 | 220000100000102001 |
4 | 110202112330231 |
5 | 1201201114323 |
6 | 54104532301 |
7 | 11352431326 |
oct | 2442267455 |
9 | 800300361 |
10 | 344551213 |
11 | 167543476 |
12 | 97481091 |
13 | 564c9076 |
14 | 33a8d44d |
15 | 203ae3ad |
hex | 14896f2d |
344551213 has 2 divisors, whose sum is σ = 344551214. Its totient is φ = 344551212.
The previous prime is 344551211. The next prime is 344551237. The reversal of 344551213 is 312155443.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 258469929 + 86081284 = 16077^2 + 9278^2 .
It is an emirp because it is prime and its reverse (312155443) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 344551213 - 21 = 344551211 is a prime.
Together with 344551211, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (344551211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172275606 + 172275607.
It is an arithmetic number, because the mean of its divisors is an integer number (172275607).
Almost surely, 2344551213 is an apocalyptic number.
It is an amenable number.
344551213 is a deficient number, since it is larger than the sum of its proper divisors (1).
344551213 is an equidigital number, since it uses as much as digits as its factorization.
344551213 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7200, while the sum is 28.
The square root of 344551213 is about 18562.0907496974. The cubic root of 344551213 is about 701.0536601434.
The spelling of 344551213 in words is "three hundred forty-four million, five hundred fifty-one thousand, two hundred thirteen".
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