Base | Representation |
---|---|
bin | 1100101101011… |
… | …1011011110111 |
3 | 10201022111020202 |
4 | 3023113123313 |
5 | 102121424343 |
6 | 5142351115 |
7 | 1215065210 |
oct | 313273367 |
9 | 121274222 |
10 | 53311223 |
11 | 28102569 |
12 | 15a2b49b |
13 | b077604 |
14 | 711a407 |
15 | 4a30db8 |
hex | 32d76f7 |
53311223 has 8 divisors (see below), whose sum is σ = 60984192. Its totient is φ = 45652536.
The previous prime is 53311213. The next prime is 53311231. The reversal of 53311223 is 32211335.
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 53311223 - 28 = 53310967 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53311195 and 53311204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53311213) 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, 6236 + ... + 12062.
It is an arithmetic number, because the mean of its divisors is an integer number (7623024).
Almost surely, 253311223 is an apocalyptic number.
53311223 is a deficient number, since it is larger than the sum of its proper divisors (7672969).
53311223 is a wasteful number, since it uses less digits than its factorization.
53311223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7141.
The product of its digits is 540, while the sum is 20.
The square root of 53311223 is about 7301.4534854370. The cubic root of 53311223 is about 376.3623878119.
Adding to 53311223 its reverse (32211335), we get a palindrome (85522558).
The spelling of 53311223 in words is "fifty-three million, three hundred eleven thousand, two hundred twenty-three".
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