Base | Representation |
---|---|
bin | 110010010111110001… |
… | …000000001101110001 |
3 | 12011121022222222112011 |
4 | 302113301000031301 |
5 | 1341231432004410 |
6 | 40502514402521 |
7 | 3623203553212 |
oct | 622761001561 |
9 | 164538888464 |
10 | 54085813105 |
11 | 20a350389a5 |
12 | a595290441 |
13 | 513c3a870c |
14 | 2891221409 |
15 | 161841b18a |
hex | c97c40371 |
54085813105 has 8 divisors (see below), whose sum is σ = 65043765864. Its totient is φ = 43174790400.
The previous prime is 54085813081. The next prime is 54085813141. The reversal of 54085813105 is 50131858045.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 18237692209 + 35848120896 = 135047^2 + 189336^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54085813105 - 215 = 54085780337 is a prime.
It is a Duffinian 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, 11729976 + ... + 11734585.
It is an arithmetic number, because the mean of its divisors is an integer number (8130470733).
Almost surely, 254085813105 is an apocalyptic number.
It is an amenable number.
54085813105 is a deficient number, since it is larger than the sum of its proper divisors (10957952759).
54085813105 is a wasteful number, since it uses less digits than its factorization.
54085813105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23465027.
The product of its (nonzero) digits is 96000, while the sum is 40.
The spelling of 54085813105 in words is "fifty-four billion, eighty-five million, eight hundred thirteen thousand, one hundred five".
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