Base | Representation |
---|---|
bin | 1100101100001… |
… | …0001011111101 |
3 | 10201011001212021 |
4 | 3023002023331 |
5 | 102111133224 |
6 | 5140440141 |
7 | 1214253364 |
oct | 313021375 |
9 | 121131767 |
10 | 53224189 |
11 | 28053137 |
12 | 159a9051 |
13 | b046b05 |
14 | 70d67db |
15 | 4a151e4 |
hex | 32c22fd |
53224189 has 4 divisors (see below), whose sum is σ = 53500156. Its totient is φ = 52948224.
The previous prime is 53224183. The next prime is 53224201. The reversal of 53224189 is 98142235.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 11168964 + 42055225 = 3342^2 + 6485^2 .
It is a cyclic number.
It is not a de Polignac number, because 53224189 - 23 = 53224181 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 (53224181) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137694 + ... + 138079.
It is an arithmetic number, because the mean of its divisors is an integer number (13375039).
Almost surely, 253224189 is an apocalyptic number.
It is an amenable number.
53224189 is a deficient number, since it is larger than the sum of its proper divisors (275967).
53224189 is a wasteful number, since it uses less digits than its factorization.
53224189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275966.
The product of its digits is 17280, while the sum is 34.
The square root of 53224189 is about 7295.4910047234. The cubic root of 53224189 is about 376.1574643205.
The spelling of 53224189 in words is "fifty-three million, two hundred twenty-four thousand, one hundred eighty-nine".
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