Base | Representation |
---|---|
bin | 1101110110000011011101… |
… | …10011011100011001010011 |
3 | 10222210110210121220012222201 |
4 | 12323001232303130121103 |
5 | 12442301003304022314 |
6 | 144430014505144031 |
7 | 6261356152122454 |
oct | 673015663343123 |
9 | 128713717805881 |
10 | 30444587173459 |
11 | 9778527852838 |
12 | 34b844678b017 |
13 | 13cabb22a8b64 |
14 | 77375103912b |
15 | 37be00c66b74 |
hex | 1bb06ecdc653 |
30444587173459 has 16 divisors (see below), whose sum is σ = 32257694448000. Its totient is φ = 28633957539840.
The previous prime is 30444587173423. The next prime is 30444587173489. The reversal of 30444587173459 is 95437178544403.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-30444587173459 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30444587173459.
It is not an unprimeable number, because it can be changed into a prime (30444587173409) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184819177 + ... + 184983829.
It is an arithmetic number, because the mean of its divisors is an integer number (2016105903000).
Almost surely, 230444587173459 is an apocalyptic number.
30444587173459 is a deficient number, since it is larger than the sum of its proper divisors (1813107274541).
30444587173459 is a wasteful number, since it uses less digits than its factorization.
30444587173459 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172110.
The product of its (nonzero) digits is 203212800, while the sum is 64.
The spelling of 30444587173459 in words is "thirty trillion, four hundred forty-four billion, five hundred eighty-seven million, one hundred seventy-three thousand, four hundred fifty-nine".
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