Base | Representation |
---|---|
bin | 111001111111… |
… | …0111101001000 |
3 | 2010012201000210 |
4 | 1303332331020 |
5 | 30240420144 |
6 | 3003401120 |
7 | 516301431 |
oct | 163767510 |
9 | 63181023 |
10 | 30404424 |
11 | 16187326 |
12 | a2231a0 |
13 | 63b70ab |
14 | 4076488 |
15 | 2a08ab9 |
hex | 1cfef48 |
30404424 has 16 divisors (see below), whose sum is σ = 76011120. Its totient is φ = 10134800.
The previous prime is 30404377. The next prime is 30404431. The reversal of 30404424 is 42440403.
It is a self number, because there is not a number n which added to its sum of digits gives 30404424.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633402 + ... + 633449.
It is an arithmetic number, because the mean of its divisors is an integer number (4750695).
Almost surely, 230404424 is an apocalyptic number.
It is an amenable number.
30404424 is an abundant number, since it is smaller than the sum of its proper divisors (45606696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30404424 is a wasteful number, since it uses less digits than its factorization.
30404424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1266860 (or 1266856 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 30404424 is about 5514.0206746076. The cubic root of 30404424 is about 312.1132889052.
Adding to 30404424 its reverse (42440403), we get a palindrome (72844827).
The spelling of 30404424 in words is "thirty million, four hundred four thousand, four hundred twenty-four".
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