Base | Representation |
---|---|
bin | 1100110000000… |
… | …0101100101110 |
3 | 10201122002002120 |
4 | 3030000230232 |
5 | 102142331423 |
6 | 5150133410 |
7 | 1216401030 |
oct | 314005456 |
9 | 121562076 |
10 | 53480238 |
11 | 28208549 |
12 | 15ab1266 |
13 | b106516 |
14 | 7161c50 |
15 | 4a65ee3 |
hex | 3300b2e |
53480238 has 32 divisors (see below), whose sum is σ = 123922176. Its totient is φ = 15069888.
The previous prime is 53480237. The next prime is 53480243. The reversal of 53480238 is 83208435.
It is a junction number, because it is equal to n+sod(n) for n = 53480199 and 53480208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53480237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5656 + ... + 11787.
It is an arithmetic number, because the mean of its divisors is an integer number (3872568).
Almost surely, 253480238 is an apocalyptic number.
53480238 is an abundant number, since it is smaller than the sum of its proper divisors (70441938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53480238 is a wasteful number, since it uses less digits than its factorization.
53480238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17528.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 53480238 is about 7313.0183918817. The cubic root of 53480238 is about 376.7597011775.
The spelling of 53480238 in words is "fifty-three million, four hundred eighty thousand, two hundred thirty-eight".
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