Base | Representation |
---|---|
bin | 100111111000010010110… |
… | …0001010000100111000000 |
3 | 201101222102212001100022100 |
4 | 1033300211201100213000 |
5 | 1204300100440323342 |
6 | 15353535025510400 |
7 | 1103663324065200 |
oct | 117604541204700 |
9 | 21358385040270 |
10 | 5481007745472 |
11 | 1823533a8a036 |
12 | 74630a4a2400 |
13 | 309b1a556bbc |
14 | 14d3d448a400 |
15 | 97890ce9e4c |
hex | 4fc258509c0 |
5481007745472 has 504 divisors, whose sum is σ = 18400427016192. Its totient is φ = 1555318195200.
The previous prime is 5481007745449. The next prime is 5481007745503. The reversal of 5481007745472 is 2745477001845.
5481007745472 is a `hidden beast` number, since 5 + 48 + 10 + 0 + 77 + 454 + 72 = 666.
It is a tau number, because it is divible by the number of its divisors (504).
It is a congruent number.
It is an unprimeable number.
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 71 ways as a sum of consecutive naturals, for example, 2929452697 + ... + 2929454567.
Almost surely, 25481007745472 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 5481007745472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9200213508096).
5481007745472 is an abundant number, since it is smaller than the sum of its proper divisors (12919419270720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5481007745472 is a wasteful number, since it uses less digits than its factorization.
5481007745472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2557 (or 2537 counting only the distinct ones).
The product of its (nonzero) digits is 8780800, while the sum is 54.
The spelling of 5481007745472 in words is "five trillion, four hundred eighty-one billion, seven million, seven hundred forty-five thousand, four hundred seventy-two".
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