Base | Representation |
---|---|
bin | 11000011100010… |
… | …00001111010010 |
3 | 112021210121202211 |
4 | 30032020033102 |
5 | 404441432404 |
6 | 32202302334 |
7 | 5036505064 |
oct | 1416101722 |
9 | 467717684 |
10 | 205030354 |
11 | a5809381 |
12 | 587b79aa |
13 | 33628b49 |
14 | 1d331734 |
15 | 12eeeb04 |
hex | c3883d2 |
205030354 has 8 divisors (see below), whose sum is σ = 308771568. Its totient is φ = 102106500.
The previous prime is 205030351. The next prime is 205030361. The reversal of 205030354 is 453030502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2050303542 = 84074892122730632, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (205030351) 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, 203712 + ... + 204715.
It is an arithmetic number, because the mean of its divisors is an integer number (38596446).
Almost surely, 2205030354 is an apocalyptic number.
205030354 is a deficient number, since it is larger than the sum of its proper divisors (103741214).
205030354 is a wasteful number, since it uses less digits than its factorization.
205030354 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408680.
The product of its (nonzero) digits is 1800, while the sum is 22.
The square root of 205030354 is about 14318.8810317008. The cubic root of 205030354 is about 589.6659547349.
Adding to 205030354 its reverse (453030502), we get a palindrome (658060856).
The spelling of 205030354 in words is "two hundred five million, thirty thousand, three hundred fifty-four".
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