Base | Representation |
---|---|
bin | 1111110111111001010… |
… | …11111011011011011100 |
3 | 1221010210020012120101011 |
4 | 13323330223323123130 |
5 | 32413442221101330 |
6 | 1054320011225004 |
7 | 54255436106263 |
oct | 7737453733334 |
9 | 1833706176334 |
10 | 545405253340 |
11 | 1a033a057362 |
12 | 89853148164 |
13 | 3c57bcbc69c |
14 | 1c57d6235da |
15 | e2c1e2182a |
hex | 7efcafb6dc |
545405253340 has 24 divisors (see below), whose sum is σ = 1148295395520. Its totient is φ = 217601270208.
The previous prime is 545405253317. The next prime is 545405253359. The reversal of 545405253340 is 43352504545.
It is a junction number, because it is equal to n+sod(n) for n = 545405253293 and 545405253302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35043972 + ... + 35059531.
It is an arithmetic number, because the mean of its divisors is an integer number (47845641480).
Almost surely, 2545405253340 is an apocalyptic number.
It is an amenable number.
545405253340 is an abundant number, since it is smaller than the sum of its proper divisors (602890142180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545405253340 is a wasteful number, since it uses less digits than its factorization.
545405253340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70103901 (or 70103899 counting only the distinct ones).
The product of its (nonzero) digits is 720000, while the sum is 40.
Adding to 545405253340 its reverse (43352504545), we get a palindrome (588757757885).
The spelling of 545405253340 in words is "five hundred forty-five billion, four hundred five million, two hundred fifty-three thousand, three hundred forty".
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