Base | Representation |
---|---|
bin | 110010011001001011… |
… | …001100000001100000 |
3 | 12011122222111002022212 |
4 | 302121023030001200 |
5 | 1341304010020212 |
6 | 40505121221252 |
7 | 3623611526315 |
oct | 623113140140 |
9 | 164588432285 |
10 | 54109454432 |
11 | 20a47415a90 |
12 | a5a1191828 |
13 | 5144265377 |
14 | 2894416d0c |
15 | 161a53ae22 |
hex | c992cc060 |
54109454432 has 192 divisors, whose sum is σ = 122596540416. Its totient is φ = 23284800000.
The previous prime is 54109454381. The next prime is 54109454447. The reversal of 54109454432 is 23445490145.
It is a self number, because there is not a number n which added to its sum of digits gives 54109454432.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163472507 + ... + 163472837.
It is an arithmetic number, because the mean of its divisors is an integer number (638523648).
Almost surely, 254109454432 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 54109454432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61298270208).
54109454432 is an abundant number, since it is smaller than the sum of its proper divisors (68487085984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54109454432 is a wasteful number, since it uses less digits than its factorization.
54109454432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 665 (or 657 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 41.
The spelling of 54109454432 in words is "fifty-four billion, one hundred nine million, four hundred fifty-four thousand, four hundred thirty-two".
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