Base | Representation |
---|---|
bin | 111001111110… |
… | …1111011001001 |
3 | 2010012111020101 |
4 | 1303331323021 |
5 | 30240301301 |
6 | 3003325401 |
7 | 516253216 |
oct | 163757311 |
9 | 63174211 |
10 | 30400201 |
11 | 16184137 |
12 | a220861 |
13 | 63b51b0 |
14 | 4074b0d |
15 | 2a07701 |
hex | 1cfdec9 |
30400201 has 4 divisors (see below), whose sum is σ = 32738692. Its totient is φ = 28061712.
The previous prime is 30400189. The next prime is 30400219. The reversal of 30400201 is 10200403.
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 19184400 + 11215801 = 4380^2 + 3349^2 .
It is a cyclic number.
It is not a de Polignac number, because 30400201 - 219 = 29875913 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30400231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169226 + ... + 1169251.
It is an arithmetic number, because the mean of its divisors is an integer number (8184673).
Almost surely, 230400201 is an apocalyptic number.
It is an amenable number.
30400201 is a deficient number, since it is larger than the sum of its proper divisors (2338491).
30400201 is a wasteful number, since it uses less digits than its factorization.
30400201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2338490.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 30400201 is about 5513.6377283967. The cubic root of 30400201 is about 312.0988379880.
Adding to 30400201 its reverse (10200403), we get a palindrome (40600604).
The spelling of 30400201 in words is "thirty million, four hundred thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •