Base | Representation |
---|---|
bin | 110011010011010101… |
… | …000011101000101101 |
3 | 12021011222101000221022 |
4 | 303103111003220231 |
5 | 1400303242320140 |
6 | 41150013143525 |
7 | 3660026536424 |
oct | 632325035055 |
9 | 167158330838 |
10 | 55085120045 |
11 | 213a8128aaa |
12 | a813a8aba5 |
13 | 526b4322b7 |
14 | 2947c2c2bb |
15 | 16760120b5 |
hex | cd3543a2d |
55085120045 has 8 divisors (see below), whose sum is σ = 66157190520. Its totient is φ = 44031398400.
The previous prime is 55085119981. The next prime is 55085120053. The reversal of 55085120045 is 54002158055.
55085120045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 6693039721 + 48392080324 = 81811^2 + 219982^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55085120045 - 26 = 55085119981 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 55085119987 and 55085120014.
It is a congruent 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, 4580600 + ... + 4592609.
It is an arithmetic number, because the mean of its divisors is an integer number (8269648815).
Almost surely, 255085120045 is an apocalyptic number.
It is an amenable number.
55085120045 is a deficient number, since it is larger than the sum of its proper divisors (11072070475).
55085120045 is a wasteful number, since it uses less digits than its factorization.
55085120045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9174415.
The product of its (nonzero) digits is 40000, while the sum is 35.
The spelling of 55085120045 in words is "fifty-five billion, eighty-five million, one hundred twenty thousand, forty-five".
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