Base | Representation |
---|---|
bin | 1100111010100… |
… | …1101000001101 |
3 | 10202221020020210 |
4 | 3032221220031 |
5 | 102332002143 |
6 | 5213033033 |
7 | 1225312236 |
oct | 316515015 |
9 | 122836223 |
10 | 54172173 |
11 | 286403a0 |
12 | 16185779 |
13 | b2b9453 |
14 | 72a208d |
15 | 4b51033 |
hex | 33a9a0d |
54172173 has 16 divisors (see below), whose sum is σ = 82944000. Its totient is φ = 31103280.
The previous prime is 54172163. The next prime is 54172177. The reversal of 54172173 is 37127145.
54172173 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 54172173 - 217 = 54041101 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 54172173.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54172177) 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 15 ways as a sum of consecutive naturals, for example, 42573 + ... + 43826.
It is an arithmetic number, because the mean of its divisors is an integer number (5184000).
Almost surely, 254172173 is an apocalyptic number.
It is an amenable number.
54172173 is a deficient number, since it is larger than the sum of its proper divisors (28771827).
54172173 is a wasteful number, since it uses less digits than its factorization.
54172173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86432.
The product of its digits is 5880, while the sum is 30.
The square root of 54172173 is about 7360.1747941200. The cubic root of 54172173 is about 378.3776006129.
It can be divided in two parts, 54172 and 173, that added together give a palindrome (54345).
The spelling of 54172173 in words is "fifty-four million, one hundred seventy-two thousand, one hundred seventy-three".
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