Base | Representation |
---|---|
bin | 110000001001101110… |
… | …0011010110101100001 |
3 | 100212220111120012221210 |
4 | 1200103130122311201 |
5 | 3143233242312121 |
6 | 115300453140333 |
7 | 10320324446103 |
oct | 1402334326541 |
9 | 325814505853 |
10 | 103405432161 |
11 | 3a943741749 |
12 | 1805a32a6a9 |
13 | 999c1b7c65 |
14 | 500d443573 |
15 | 2a531b6876 |
hex | 181371ad61 |
103405432161 has 16 divisors (see below), whose sum is σ = 139245724800. Its totient is φ = 68254024320.
The previous prime is 103405432157. The next prime is 103405432171. The reversal of 103405432161 is 161234504301.
It is not a de Polignac number, because 103405432161 - 22 = 103405432157 is a prime.
It is not an unprimeable number, because it can be changed into a prime (103405432111) 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, 232900 + ... + 510933.
It is an arithmetic number, because the mean of its divisors is an integer number (8702857800).
Almost surely, 2103405432161 is an apocalyptic number.
It is an amenable number.
103405432161 is a deficient number, since it is larger than the sum of its proper divisors (35840292639).
103405432161 is a wasteful number, since it uses less digits than its factorization.
103405432161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 744296.
The product of its (nonzero) digits is 8640, while the sum is 30.
Adding to 103405432161 its reverse (161234504301), we get a palindrome (264639936462).
The spelling of 103405432161 in words is "one hundred three billion, four hundred five million, four hundred thirty-two thousand, one hundred sixty-one".
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