Base | Representation |
---|---|
bin | 11011111111010100… |
… | …010010101001101101 |
3 | 2212120110121111020121 |
4 | 123333110102221231 |
5 | 443022122010013 |
6 | 21450054444541 |
7 | 2112514642504 |
oct | 337724225155 |
9 | 85513544217 |
10 | 30053313133 |
11 | 11822347a78 |
12 | 59a8963751 |
13 | 2aac44052c |
14 | 165156583b |
15 | bad65a58d |
hex | 6ff512a6d |
30053313133 has 16 divisors (see below), whose sum is σ = 32421066480. Its totient is φ = 27756158976.
The previous prime is 30053313127. The next prime is 30053313139. The reversal of 30053313133 is 33131335003.
It is an interprime number because it is at equal distance from previous prime (30053313127) and next prime (30053313139).
It can be written as a sum of positive squares in 8 ways, for example, as 1398610404 + 28654702729 = 37398^2 + 169277^2 .
It is a de Polignac number, because none of the positive numbers 2k-30053313133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30053313098 and 30053313107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30053313139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183013 + ... + 305941.
It is an arithmetic number, because the mean of its divisors is an integer number (2026316655).
Almost surely, 230053313133 is an apocalyptic number.
It is an amenable number.
30053313133 is a deficient number, since it is larger than the sum of its proper divisors (2367753347).
30053313133 is a wasteful number, since it uses less digits than its factorization.
30053313133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123216.
The product of its (nonzero) digits is 3645, while the sum is 25.
Adding to 30053313133 its reverse (33131335003), we get a palindrome (63184648136).
The spelling of 30053313133 in words is "thirty billion, fifty-three million, three hundred thirteen thousand, one hundred thirty-three".
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