Base | Representation |
---|---|
bin | 1100111010100… |
… | …1101011001000 |
3 | 10202221020111201 |
4 | 3032221223020 |
5 | 102332003420 |
6 | 5213033544 |
7 | 1225312624 |
oct | 316515310 |
9 | 122836451 |
10 | 54172360 |
11 | 28640550 |
12 | 161858b4 |
13 | b2b9568 |
14 | 72a2184 |
15 | 4b5110a |
hex | 33a9ac8 |
54172360 has 128 divisors (see below), whose sum is σ = 142767360. Its totient is φ = 18304000.
The previous prime is 54172343. The next prime is 54172369. The reversal of 54172360 is 6327145.
54172360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (54172369) 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 31 ways as a sum of consecutive naturals, for example, 536310 + ... + 536410.
It is an arithmetic number, because the mean of its divisors is an integer number (1115370).
Almost surely, 254172360 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54172360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71383680).
54172360 is an abundant number, since it is smaller than the sum of its proper divisors (88595000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54172360 is a wasteful number, since it uses less digits than its factorization.
54172360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199 (or 195 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 54172360 is about 7360.1874976117. The cubic root of 54172360 is about 378.3780359934.
It can be divided in two parts, 5417 and 2360, that added together give a palindrome (7777).
The spelling of 54172360 in words is "fifty-four million, one hundred seventy-two thousand, three hundred sixty".
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