Base | Representation |
---|---|
bin | 1100101111110… |
… | …1110000110001 |
3 | 10201121110121001 |
4 | 3023331300301 |
5 | 102141440314 |
6 | 5150002001 |
7 | 1216320664 |
oct | 313756061 |
9 | 121543531 |
10 | 53468209 |
11 | 281aa503 |
12 | 15aa6301 |
13 | b100bc2 |
14 | 715b6db |
15 | 4a62674 |
hex | 32fdc31 |
53468209 has 4 divisors (see below), whose sum is σ = 53492980. Its totient is φ = 53443440.
The previous prime is 53468201. The next prime is 53468251. The reversal of 53468209 is 90286435.
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 21827584 + 31640625 = 4672^2 + 5625^2 .
It is a cyclic number.
It is not a de Polignac number, because 53468209 - 23 = 53468201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53468201) 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, 8802 + ... + 13579.
It is an arithmetic number, because the mean of its divisors is an integer number (13373245).
Almost surely, 253468209 is an apocalyptic number.
It is an amenable number.
53468209 is a deficient number, since it is larger than the sum of its proper divisors (24771).
53468209 is a wasteful number, since it uses less digits than its factorization.
53468209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24770.
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 53468209 is about 7312.1959082071. The cubic root of 53468209 is about 376.7314516006.
The spelling of 53468209 in words is "fifty-three million, four hundred sixty-eight thousand, two hundred nine".
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