Base | Representation |
---|---|
bin | 11000100110011… |
… | …11101001100001 |
3 | 112101022202101010 |
4 | 30103033221201 |
5 | 410312341200 |
6 | 32251131133 |
7 | 5054061651 |
oct | 1423175141 |
9 | 471282333 |
10 | 206371425 |
11 | a65449a7 |
12 | 59143aa9 |
13 | 339a8390 |
14 | 1d5a0361 |
15 | 131b7150 |
hex | c4cfa61 |
206371425 has 24 divisors (see below), whose sum is σ = 367448704. Its totient is φ = 101597760.
The previous prime is 206371423. The next prime is 206371441. The reversal of 206371425 is 524173602.
206371425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 206371425 - 21 = 206371423 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 206371392 and 206371401.
It is not an unprimeable number, because it can be changed into a prime (206371423) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104857 + ... + 106806.
Almost surely, 2206371425 is an apocalyptic number.
206371425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
206371425 is a deficient number, since it is larger than the sum of its proper divisors (161077279).
206371425 is a wasteful number, since it uses less digits than its factorization.
206371425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211689 (or 211684 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 30.
The square root of 206371425 is about 14365.6334701955. The cubic root of 206371425 is about 590.9487989633.
The spelling of 206371425 in words is "two hundred six million, three hundred seventy-one thousand, four hundred twenty-five".
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