Base | Representation |
---|---|
bin | 11100010100001110… |
… | …001011001010011010 |
3 | 2220110220112210220001 |
4 | 130110032023022122 |
5 | 444231412444010 |
6 | 21544543523214 |
7 | 2124304000114 |
oct | 342416131232 |
9 | 86426483801 |
10 | 30404031130 |
11 | 11992312660 |
12 | 5a862b950a |
13 | 2b36cb8485 |
14 | 1685d7c3b4 |
15 | bce336c3a |
hex | 71438b29a |
30404031130 has 16 divisors (see below), whose sum is σ = 59702461344. Its totient is φ = 11056011280.
The previous prime is 30404031029. The next prime is 30404031167. The reversal of 30404031130 is 3113040403.
It is a junction number, because it is equal to n+sod(n) for n = 30404031098 and 30404031107.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138200032 + ... + 138200251.
It is an arithmetic number, because the mean of its divisors is an integer number (3731403834).
Almost surely, 230404031130 is an apocalyptic number.
30404031130 is a deficient number, since it is larger than the sum of its proper divisors (29298430214).
30404031130 is a wasteful number, since it uses less digits than its factorization.
30404031130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 276400301.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 30404031130 its reverse (3113040403), we get a palindrome (33517071533).
The spelling of 30404031130 in words is "thirty billion, four hundred four million, thirty-one thousand, one hundred thirty".
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