Base | Representation |
---|---|
bin | 11011111111001000… |
… | …111111100000000111 |
3 | 2212120021001000010002 |
4 | 123333020333200013 |
5 | 443020342213421 |
6 | 21445511151515 |
7 | 2112450525044 |
oct | 337710774007 |
9 | 85507030102 |
10 | 30050351111 |
11 | 11820704620 |
12 | 59a797559b |
13 | 2aab944261 |
14 | 1650dd41cb |
15 | bad272b0b |
hex | 6ff23f807 |
30050351111 has 4 divisors (see below), whose sum is σ = 32782201224. Its totient is φ = 27318501000.
The previous prime is 30050351099. The next prime is 30050351137. The reversal of 30050351111 is 11115305003.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30050351111 - 230 = 28976609287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30050350111) 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, 1365925040 + ... + 1365925061.
It is an arithmetic number, because the mean of its divisors is an integer number (8195550306).
Almost surely, 230050351111 is an apocalyptic number.
30050351111 is a deficient number, since it is larger than the sum of its proper divisors (2731850113).
30050351111 is a wasteful number, since it uses less digits than its factorization.
30050351111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2731850112.
The product of its (nonzero) digits is 225, while the sum is 20.
Adding to 30050351111 its reverse (11115305003), we get a palindrome (41165656114).
The spelling of 30050351111 in words is "thirty billion, fifty million, three hundred fifty-one thousand, one hundred eleven".
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