Base | Representation |
---|---|
bin | 101001011010010… |
… | …0100111111011100 |
3 | 10120211121122212000 |
4 | 1102310210333130 |
5 | 10321203432331 |
6 | 345514042300 |
7 | 46301452212 |
oct | 12264447734 |
9 | 3524548760 |
10 | 1389514716 |
11 | 653387a77 |
12 | 329419390 |
13 | 191b4a075 |
14 | d2782cb2 |
15 | 81ec30e6 |
hex | 52d24fdc |
1389514716 has 48 divisors (see below), whose sum is σ = 3605122080. Its totient is φ = 462827520.
The previous prime is 1389514699. The next prime is 1389514717. The reversal of 1389514716 is 6174159831.
It is a super-2 number, since 2×13895147162 = 3861502291961121312, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1389514717) 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 in 15 ways as a sum of consecutive naturals, for example, 171100 + ... + 179036.
It is an arithmetic number, because the mean of its divisors is an integer number (75106710).
Almost surely, 21389514716 is an apocalyptic number.
It is an amenable number.
1389514716 is an abundant number, since it is smaller than the sum of its proper divisors (2215607364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1389514716 is a wasteful number, since it uses less digits than its factorization.
1389514716 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9571 (or 9563 counting only the distinct ones).
The product of its digits is 181440, while the sum is 45.
The square root of 1389514716 is about 37276.1950311455. The cubic root of 1389514716 is about 1115.8891380221.
The spelling of 1389514716 in words is "one billion, three hundred eighty-nine million, five hundred fourteen thousand, seven hundred sixteen".
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