Base | Representation |
---|---|
bin | 110010110110101111… |
… | …000101110011100100 |
3 | 12012221112201000011200 |
4 | 302312233011303210 |
5 | 1343312440433122 |
6 | 41030235202500 |
7 | 3642113200455 |
oct | 626657056344 |
9 | 165845630150 |
10 | 54605405412 |
11 | 21181367328 |
12 | a6bb2a6430 |
13 | 51c2c3049c |
14 | 290023712c |
15 | 1648d545ac |
hex | cb6bc5ce4 |
54605405412 has 18 divisors (see below), whose sum is σ = 138030330438. Its totient is φ = 18201801792.
The previous prime is 54605405389. The next prime is 54605405467. The reversal of 54605405412 is 21450450645.
54605405412 is a `hidden beast` number, since 5 + 4 + 60 + 54 + 0 + 541 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 34810603776 + 19794801636 = 186576^2 + 140694^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1516816817 = 54605405412 / (5 + 4 + 6 + 0 + 5 + 4 + 0 + 5 + 4 + 1 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 758408373 + ... + 758408444.
It is an arithmetic number, because the mean of its divisors is an integer number (7668351691).
Almost surely, 254605405412 is an apocalyptic number.
It is an amenable number.
54605405412 is an abundant number, since it is smaller than the sum of its proper divisors (83424925026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54605405412 is a wasteful number, since it uses less digits than its factorization.
54605405412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1516816827 (or 1516816822 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 36.
The spelling of 54605405412 in words is "fifty-four billion, six hundred five million, four hundred five thousand, four hundred twelve".
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