Base | Representation |
---|---|
bin | 1101000000100… |
… | …0101101110111 |
3 | 10210200000112001 |
4 | 3100020231313 |
5 | 102431433110 |
6 | 5225240131 |
7 | 1231523611 |
oct | 320105567 |
9 | 123600461 |
10 | 54561655 |
11 | 28886a85 |
12 | 16333047 |
13 | b3c4805 |
14 | 7363db1 |
15 | 4bcb63a |
hex | 3408b77 |
54561655 has 8 divisors (see below), whose sum is σ = 65618784. Its totient is φ = 43552800.
The previous prime is 54561649. The next prime is 54561659. The reversal of 54561655 is 55616545.
54561655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54561655 - 25 = 54561623 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54561659) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 9531 + ... + 14140.
It is an arithmetic number, because the mean of its divisors is an integer number (8202348).
Almost surely, 254561655 is an apocalyptic number.
54561655 is a deficient number, since it is larger than the sum of its proper divisors (11057129).
54561655 is a wasteful number, since it uses less digits than its factorization.
54561655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24137.
The product of its digits is 90000, while the sum is 37.
The square root of 54561655 is about 7386.5861532917. The cubic root of 54561655 is about 379.2822439328.
The spelling of 54561655 in words is "fifty-four million, five hundred sixty-one thousand, six hundred fifty-five".
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