Base | Representation |
---|---|
bin | 101001110110000… |
… | …1101111100100011 |
3 | 10121212001200122001 |
4 | 1103230031330203 |
5 | 10333422203022 |
6 | 351154424431 |
7 | 46536441064 |
oct | 12354157443 |
9 | 3555050561 |
10 | 1404100387 |
11 | 66063a448 |
12 | 332292117 |
13 | 194b85c41 |
14 | d469c56b |
15 | 83404b27 |
hex | 53b0df23 |
1404100387 has 2 divisors, whose sum is σ = 1404100388. Its totient is φ = 1404100386.
The previous prime is 1404100339. The next prime is 1404100403. The reversal of 1404100387 is 7830014041.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1404100387 - 227 = 1269882659 is a prime.
It is not a weakly prime, because it can be changed into another prime (1404100487) 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 as a sum of consecutive naturals, namely, 702050193 + 702050194.
It is an arithmetic number, because the mean of its divisors is an integer number (702050194).
Almost surely, 21404100387 is an apocalyptic number.
1404100387 is a deficient number, since it is larger than the sum of its proper divisors (1).
1404100387 is an equidigital number, since it uses as much as digits as its factorization.
1404100387 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 1404100387 is about 37471.3275318609. The cubic root of 1404100387 is about 1119.7800341298.
The spelling of 1404100387 in words is "one billion, four hundred four million, one hundred thousand, three hundred eighty-seven".
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