Base | Representation |
---|---|
bin | 101001001111110… |
… | …0101101101100001 |
3 | 10120110021010102110 |
4 | 1102133211231201 |
5 | 10313301401031 |
6 | 345200105533 |
7 | 46203625164 |
oct | 12237455541 |
9 | 3513233373 |
10 | 1384012641 |
11 | 65026a200 |
12 | 3276052a9 |
13 | 1909718bb |
14 | d1b4dadb |
15 | 81787c46 |
hex | 527e5b61 |
1384012641 has 12 divisors (see below), whose sum is σ = 2028360656. Its totient is φ = 838795320.
The previous prime is 1384012607. The next prime is 1384012657. The reversal of 1384012641 is 1462104831.
It is not a de Polignac number, because 1384012641 - 222 = 1379818337 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1384012599 and 1384012608.
It is not an unprimeable number, because it can be changed into a prime (1384012601) 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 11 ways as a sum of consecutive naturals, for example, 1905991 + ... + 1906716.
Almost surely, 21384012641 is an apocalyptic number.
1384012641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1384012641 is a deficient number, since it is larger than the sum of its proper divisors (644348015).
1384012641 is a wasteful number, since it uses less digits than its factorization.
1384012641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3812732 (or 3812721 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 1384012641 is about 37202.3203711812. The cubic root of 1384012641 is about 1114.4143239856.
The spelling of 1384012641 in words is "one billion, three hundred eighty-four million, twelve thousand, six hundred forty-one".
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