Base | Representation |
---|---|
bin | 110010011001111111… |
… | …011000101001001001 |
3 | 12011200221020021010012 |
4 | 302121333120221021 |
5 | 1341321010400414 |
6 | 40510330401305 |
7 | 3624136036052 |
oct | 623177305111 |
9 | 164627207105 |
10 | 54123137609 |
11 | 20a541113a2 |
12 | a5a5890235 |
13 | 5147046518 |
14 | 2896179729 |
15 | 161b84033e |
hex | c99fd8a49 |
54123137609 has 8 divisors (see below), whose sum is σ = 57312265248. Its totient is φ = 50934611520.
The previous prime is 54123137597. The next prime is 54123137633. The reversal of 54123137609 is 90673132145.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54123137609 - 28 = 54123137353 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54123137659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41894 + ... + 331664.
It is an arithmetic number, because the mean of its divisors is an integer number (7164033156).
Almost surely, 254123137609 is an apocalyptic number.
It is an amenable number.
54123137609 is a deficient number, since it is larger than the sum of its proper divisors (3189127639).
54123137609 is a wasteful number, since it uses less digits than its factorization.
54123137609 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300775.
The product of its (nonzero) digits is 136080, while the sum is 41.
The spelling of 54123137609 in words is "fifty-four billion, one hundred twenty-three million, one hundred thirty-seven thousand, six hundred nine".
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