Base | Representation |
---|---|
bin | 1100011010100… |
… | …0111011100011 |
3 | 10121222112120122 |
4 | 3012220323203 |
5 | 101312302123 |
6 | 5100030455 |
7 | 1201414613 |
oct | 306507343 |
9 | 117875518 |
10 | 52072163 |
11 | 27436650 |
12 | 1553242b |
13 | aa32640 |
14 | 6cb6a43 |
15 | 4888bc8 |
hex | 31a8ee3 |
52072163 has 8 divisors (see below), whose sum is σ = 61175856. Its totient is φ = 43696800.
The previous prime is 52072151. The next prime is 52072169. The reversal of 52072163 is 36127025.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52072163 - 210 = 52071139 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52072169) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181928 + ... + 182213.
It is an arithmetic number, because the mean of its divisors is an integer number (7646982).
Almost surely, 252072163 is an apocalyptic number.
52072163 is a deficient number, since it is larger than the sum of its proper divisors (9103693).
52072163 is a wasteful number, since it uses less digits than its factorization.
52072163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364165.
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 52072163 is about 7216.1044199762. The cubic root of 52072163 is about 373.4236956190.
Adding to 52072163 its reverse (36127025), we get a palindrome (88199188).
The spelling of 52072163 in words is "fifty-two million, seventy-two thousand, one hundred sixty-three".
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