Base | Representation |
---|---|
bin | 101001010001101… |
… | …0101101101000000 |
3 | 10120112010001212010 |
4 | 1102203111231000 |
5 | 10314024330043 |
6 | 345233132520 |
7 | 46215161121 |
oct | 12243255500 |
9 | 3515101763 |
10 | 1384995648 |
11 | 650880803 |
12 | 3279ba140 |
13 | 190c2716a |
14 | d1d28048 |
15 | 818ce133 |
hex | 528d5b40 |
1384995648 has 56 divisors (see below), whose sum is σ = 3669670080. Its totient is φ = 461009920.
The previous prime is 1384995641. The next prime is 1384995653. The reversal of 1384995648 is 8465994831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1384995641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141373 + ... + 150851.
Almost surely, 21384995648 is an apocalyptic number.
It is an amenable number.
1384995648 is an abundant number, since it is smaller than the sum of its proper divisors (2284674432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1384995648 is an equidigital number, since it uses as much as digits as its factorization.
1384995648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10255 (or 10245 counting only the distinct ones).
The product of its digits is 7464960, while the sum is 57.
The square root of 1384995648 is about 37215.5296616883. The cubic root of 1384995648 is about 1114.6781023630.
The spelling of 1384995648 in words is "one billion, three hundred eighty-four million, nine hundred ninety-five thousand, six hundred forty-eight".
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