Base | Representation |
---|---|
bin | 1101001100110… |
… | …1100100001011 |
3 | 10212011222112201 |
4 | 3103031210023 |
5 | 103133233242 |
6 | 5254421031 |
7 | 1241422405 |
oct | 323154413 |
9 | 125158481 |
10 | 55367947 |
11 | 29287838 |
12 | 16661777 |
13 | b6177cb |
14 | 74d3b75 |
15 | 4cda4b7 |
hex | 34cd90b |
55367947 has 4 divisors (see below), whose sum is σ = 56864416. Its totient is φ = 53871480.
The previous prime is 55367941. The next prime is 55367951. The reversal of 55367947 is 74976355.
55367947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55367947 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 55367897 and 55367906.
It is not an unprimeable number, because it can be changed into a prime (55367941) 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 3 ways as a sum of consecutive naturals, for example, 748179 + ... + 748252.
It is an arithmetic number, because the mean of its divisors is an integer number (14216104).
Almost surely, 255367947 is an apocalyptic number.
55367947 is a deficient number, since it is larger than the sum of its proper divisors (1496469).
55367947 is a wasteful number, since it uses less digits than its factorization.
55367947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1496468.
The product of its digits is 793800, while the sum is 46.
The square root of 55367947 is about 7440.9641176396. The cubic root of 55367947 is about 381.1414134185.
The spelling of 55367947 in words is "fifty-five million, three hundred sixty-seven thousand, nine hundred forty-seven".
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