Base | Representation |
---|---|
bin | 1101010001100… |
… | …0101111000101 |
3 | 10212202121220100 |
4 | 3110120233011 |
5 | 103223111340 |
6 | 5305154313 |
7 | 1244144151 |
oct | 324305705 |
9 | 125677810 |
10 | 55675845 |
11 | 294780a5 |
12 | 1678b999 |
13 | b6c49b4 |
14 | 7574061 |
15 | 4d4b830 |
hex | 3518bc5 |
55675845 has 48 divisors (see below), whose sum is σ = 100818432. Its totient is φ = 28391040.
The previous prime is 55675843. The next prime is 55675849. The reversal of 55675845 is 54857655.
55675845 is a `hidden beast` number, since 5 + 5 + 67 + 584 + 5 = 666.
55675845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 55675845 - 21 = 55675843 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 55675845.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55675843) 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 47 ways as a sum of consecutive naturals, for example, 149079 + ... + 149451.
It is an arithmetic number, because the mean of its divisors is an integer number (2100384).
Almost surely, 255675845 is an apocalyptic number.
It is an amenable number.
55675845 is a deficient number, since it is larger than the sum of its proper divisors (45142587).
55675845 is a wasteful number, since it uses less digits than its factorization.
55675845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 522 (or 519 counting only the distinct ones).
The product of its digits is 840000, while the sum is 45.
The square root of 55675845 is about 7461.6248230530. The cubic root of 55675845 is about 381.8466097418.
The spelling of 55675845 in words is "fifty-five million, six hundred seventy-five thousand, eight hundred forty-five".
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