Base | Representation |
---|---|
bin | 111010110000… |
… | …0100110110100 |
3 | 2010222000200212 |
4 | 1311200212310 |
5 | 30341220104 |
6 | 3020124552 |
7 | 522555521 |
oct | 165404664 |
9 | 63860625 |
10 | 30804404 |
11 | 1642a894 |
12 | a396758 |
13 | 64c7177 |
14 | 413c148 |
15 | 2a8736e |
hex | 1d609b4 |
30804404 has 12 divisors (see below), whose sum is σ = 54180000. Its totient is φ = 15324408.
The previous prime is 30804373. The next prime is 30804427. The reversal of 30804404 is 40440803.
It is a super-2 number, since 2×308044042 = 1897822611590432, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30804404.
It is a congruent number.
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, 18554 + ... + 20145.
It is an arithmetic number, because the mean of its divisors is an integer number (4515000).
Almost surely, 230804404 is an apocalyptic number.
It is an amenable number.
30804404 is a deficient number, since it is larger than the sum of its proper divisors (23375596).
30804404 is a wasteful number, since it uses less digits than its factorization.
30804404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38902 (or 38900 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 30804404 is about 5550.1715288809. The cubic root of 30804404 is about 313.4759810221.
The spelling of 30804404 in words is "thirty million, eight hundred four thousand, four hundred four".
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