Base | Representation |
---|---|
bin | 11100010000100101… |
… | …100001101110111110 |
3 | 2220022122210100022120 |
4 | 130100211201232332 |
5 | 444120304402110 |
6 | 21534524423410 |
7 | 2122633422135 |
oct | 342045415676 |
9 | 86278710276 |
10 | 30343044030 |
11 | 119609480a2 |
12 | 5a699a7b66 |
13 | 2b27484130 |
14 | 167bc2491c |
15 | bc8cdb870 |
hex | 710961bbe |
30343044030 has 64 divisors (see below), whose sum is σ = 78444495360. Its totient is φ = 7467209856.
The previous prime is 30343043993. The next prime is 30343044037. The reversal of 30343044030 is 3044034303.
It is a super-3 number, since 3×303430440303 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30343044037) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2247079 + ... + 2260541.
It is an arithmetic number, because the mean of its divisors is an integer number (1225695240).
Almost surely, 230343044030 is an apocalyptic number.
30343044030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30343044030 is an abundant number, since it is smaller than the sum of its proper divisors (48101451330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30343044030 is a wasteful number, since it uses less digits than its factorization.
30343044030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19265.
The product of its (nonzero) digits is 5184, while the sum is 24.
Adding to 30343044030 its reverse (3044034303), we get a palindrome (33387078333).
The spelling of 30343044030 in words is "thirty billion, three hundred forty-three million, forty-four thousand, thirty".
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