Base | Representation |
---|---|
bin | 110011001001… |
… | …010001110101 |
3 | 221020011102111 |
4 | 303021101311 |
5 | 11413013344 |
6 | 1155211021 |
7 | 221650324 |
oct | 63112165 |
9 | 27204374 |
10 | 13407349 |
11 | 762815a |
12 | 45a6a71 |
13 | 2a15757 |
14 | 1ad00bb |
15 | 129c834 |
hex | cc9475 |
13407349 has 2 divisors, whose sum is σ = 13407350. Its totient is φ = 13407348.
The previous prime is 13407343. The next prime is 13407377. The reversal of 13407349 is 94370431.
13407349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13010449 + 396900 = 3607^2 + 630^2 .
It is a cyclic number.
It is not a de Polignac number, because 13407349 - 23 = 13407341 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13407349.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13407341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6703674 + 6703675.
It is an arithmetic number, because the mean of its divisors is an integer number (6703675).
Almost surely, 213407349 is an apocalyptic number.
It is an amenable number.
13407349 is a deficient number, since it is larger than the sum of its proper divisors (1).
13407349 is an equidigital number, since it uses as much as digits as its factorization.
13407349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 31.
The square root of 13407349 is about 3661.6047028591. The cubic root of 13407349 is about 237.5641872679.
The spelling of 13407349 in words is "thirteen million, four hundred seven thousand, three hundred forty-nine".
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