Base | Representation |
---|---|
bin | 11100001110110000… |
… | …010111101100000001 |
3 | 2220020112000000101012 |
4 | 130032300113230001 |
5 | 444034424111113 |
6 | 21531510250305 |
7 | 2122111366604 |
oct | 341660275401 |
9 | 86215000335 |
10 | 30312332033 |
11 | 11945580785 |
12 | 5a5b656995 |
13 | 2b20cc0059 |
14 | 1677b0c33b |
15 | bc6271aa8 |
hex | 70ec17b01 |
30312332033 has 8 divisors (see below), whose sum is σ = 30371722920. Its totient is φ = 30252994560.
The previous prime is 30312331993. The next prime is 30312332047. The reversal of 30312332033 is 33023321303.
It can be written as a sum of positive squares in 4 ways, for example, as 8905130689 + 21407201344 = 94367^2 + 146312^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30312332033 - 216 = 30312266497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30312335033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234391 + ... + 1258707.
It is an arithmetic number, because the mean of its divisors is an integer number (3796465365).
Almost surely, 230312332033 is an apocalyptic number.
It is an amenable number.
30312332033 is a deficient number, since it is larger than the sum of its proper divisors (59390887).
30312332033 is a wasteful number, since it uses less digits than its factorization.
30312332033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26707.
The product of its (nonzero) digits is 2916, while the sum is 23.
Adding to 30312332033 its reverse (33023321303), we get a palindrome (63335653336).
The spelling of 30312332033 in words is "thirty billion, three hundred twelve million, three hundred thirty-two thousand, thirty-three".
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