Base | Representation |
---|---|
bin | 1111110111101101011… |
… | …10101001010001111100 |
3 | 1221010112021010112002212 |
4 | 13323312232221101330 |
5 | 32413241124132030 |
6 | 1054302041035552 |
7 | 54253113406334 |
oct | 7736656512174 |
9 | 1833467115085 |
10 | 545305302140 |
11 | 1a0298699565 |
12 | 89825785bb8 |
13 | 3c564395171 |
14 | 1c5702460c4 |
15 | e2b827b595 |
hex | 7ef6ba947c |
545305302140 has 96 divisors (see below), whose sum is σ = 1258286883840. Its totient is φ = 197584358400.
The previous prime is 545305302023. The next prime is 545305302173. The reversal of 545305302140 is 41203503545.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 545305302097 and 545305302106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27267545 + ... + 27287535.
It is an arithmetic number, because the mean of its divisors is an integer number (13107155040).
Almost surely, 2545305302140 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 545305302140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629143441920).
545305302140 is an abundant number, since it is smaller than the sum of its proper divisors (712981581700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545305302140 is a wasteful number, since it uses less digits than its factorization.
545305302140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23163 (or 23161 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 32.
Adding to 545305302140 its reverse (41203503545), we get a palindrome (586508805685).
The spelling of 545305302140 in words is "five hundred forty-five billion, three hundred five million, three hundred two thousand, one hundred forty".
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