Base | Representation |
---|---|
bin | 11100000100001001… |
… | …110001110110100110 |
3 | 2212210010021100002102 |
4 | 130010021301312212 |
5 | 443203404142210 |
6 | 21502113412102 |
7 | 2114521354130 |
oct | 340411616646 |
9 | 85703240072 |
10 | 30134443430 |
11 | 11864120403 |
12 | 5a0bb6a032 |
13 | 2ac31a8220 |
14 | 165c244050 |
15 | bb5833ea5 |
hex | 704271da6 |
30134443430 has 64 divisors (see below), whose sum is σ = 68312014848. Its totient is φ = 9315250560.
The previous prime is 30134443421. The next prime is 30134443459. The reversal of 30134443430 is 3434443103.
It is a junction number, because it is equal to n+sod(n) for n = 30134443393 and 30134443402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345926 + ... + 424185.
It is an arithmetic number, because the mean of its divisors is an integer number (1067375232).
Almost surely, 230134443430 is an apocalyptic number.
30134443430 is an abundant number, since it is smaller than the sum of its proper divisors (38177571418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30134443430 is a wasteful number, since it uses less digits than its factorization.
30134443430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 770181.
The product of its (nonzero) digits is 20736, while the sum is 29.
Adding to 30134443430 its reverse (3434443103), we get a palindrome (33568886533).
The spelling of 30134443430 in words is "thirty billion, one hundred thirty-four million, four hundred forty-three thousand, four hundred thirty".
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