Base | Representation |
---|---|
bin | 111011001000001010001111… |
… | …101111100100011010110000 |
3 | 1021002202002220010011001110020 |
4 | 323020022033233210122300 |
5 | 233041041141341443230 |
6 | 2321023130523203440 |
7 | 105526444643046534 |
oct | 7310121757443260 |
9 | 1232662803131406 |
10 | 260045501515440 |
11 | 75949750262473 |
12 | 251ba688376580 |
13 | b2142549142b4 |
14 | 48303ab457bc4 |
15 | 200e5a85e7810 |
hex | ec828fbe46b0 |
260045501515440 has 160 divisors (see below), whose sum is σ = 814748898661632. Its totient is φ = 68608205952000.
The previous prime is 260045501515411. The next prime is 260045501515463. The reversal of 260045501515440 is 44515105540062.
It is a happy number.
260045501515440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 260045501515392 and 260045501515401.
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, 2087571 + ... + 22900850.
Almost surely, 2260045501515440 is an apocalyptic number.
260045501515440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 260045501515440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407374449330816).
260045501515440 is an abundant number, since it is smaller than the sum of its proper divisors (554703397146192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
260045501515440 is a wasteful number, since it uses less digits than its factorization.
260045501515440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24988899 (or 24988893 counting only the distinct ones).
The product of its (nonzero) digits is 480000, while the sum is 42.
The spelling of 260045501515440 in words is "two hundred sixty trillion, forty-five billion, five hundred one million, five hundred fifteen thousand, four hundred forty".
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