Base | Representation |
---|---|
bin | 101001011111110… |
… | …0101001111101111 |
3 | 10121001001012211001 |
4 | 1102333211033233 |
5 | 10322423234333 |
6 | 350055541131 |
7 | 46335125206 |
oct | 12277451757 |
9 | 3531035731 |
10 | 1392399343 |
11 | 654a78265 |
12 | 32a38a7a7 |
13 | 19261a04a |
14 | d2cd423d |
15 | 82392b7d |
hex | 52fe53ef |
1392399343 has 2 divisors, whose sum is σ = 1392399344. Its totient is φ = 1392399342.
The previous prime is 1392399341. The next prime is 1392399391. The reversal of 1392399343 is 3439932931.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1392399343 - 21 = 1392399341 is a prime.
Together with 1392399341, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 1392399293 and 1392399302.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1392399341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696199671 + 696199672.
It is an arithmetic number, because the mean of its divisors is an integer number (696199672).
Almost surely, 21392399343 is an apocalyptic number.
1392399343 is a deficient number, since it is larger than the sum of its proper divisors (1).
1392399343 is an equidigital number, since it uses as much as digits as its factorization.
1392399343 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 472392, while the sum is 46.
The square root of 1392399343 is about 37314.8675865264. The cubic root of 1392399343 is about 1116.6607980781.
The spelling of 1392399343 in words is "one billion, three hundred ninety-two million, three hundred ninety-nine thousand, three hundred forty-three".
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