Base | Representation |
---|---|
bin | 1100101011111… |
… | …0111101001001 |
3 | 10201010101201001 |
4 | 3022332331021 |
5 | 102110222303 |
6 | 5140255001 |
7 | 1214166655 |
oct | 312767511 |
9 | 121111631 |
10 | 53210953 |
11 | 280441a4 |
12 | 159a1461 |
13 | b040a93 |
14 | 70d1a65 |
15 | 4a1131d |
hex | 32bef49 |
53210953 has 4 divisors (see below), whose sum is σ = 53234068. Its totient is φ = 53187840.
The previous prime is 53210951. The next prime is 53210957. The reversal of 53210953 is 35901235.
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 33212169 + 19998784 = 5763^2 + 4472^2 .
It is a cyclic number.
It is not a de Polignac number, because 53210953 - 21 = 53210951 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53210951) 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, 7668 + ... + 12853.
It is an arithmetic number, because the mean of its divisors is an integer number (13308517).
Almost surely, 253210953 is an apocalyptic number.
It is an amenable number.
53210953 is a deficient number, since it is larger than the sum of its proper divisors (23115).
53210953 is a wasteful number, since it uses less digits than its factorization.
53210953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23114.
The product of its (nonzero) digits is 4050, while the sum is 28.
The square root of 53210953 is about 7294.5838126654. The cubic root of 53210953 is about 376.1262802977.
The spelling of 53210953 in words is "fifty-three million, two hundred ten thousand, nine hundred fifty-three".
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