Base | Representation |
---|---|
bin | 111010001101… |
… | …1000001101100 |
3 | 2010102112202022 |
4 | 1310123001230 |
5 | 30303110104 |
6 | 3010045312 |
7 | 520260566 |
oct | 164330154 |
9 | 63375668 |
10 | 30519404 |
11 | 16255753 |
12 | a279838 |
13 | 6427526 |
14 | 40a6336 |
15 | 2a2cbbe |
hex | 1d1b06c |
30519404 has 6 divisors (see below), whose sum is σ = 53408964. Its totient is φ = 15259700.
The previous prime is 30519383. The next prime is 30519409. The reversal of 30519404 is 40491503.
It is not an unprimeable number, because it can be changed into a prime (30519409) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3814922 + ... + 3814929.
It is an arithmetic number, because the mean of its divisors is an integer number (8901494).
Almost surely, 230519404 is an apocalyptic number.
It is an amenable number.
30519404 is a deficient number, since it is larger than the sum of its proper divisors (22889560).
30519404 is a wasteful number, since it uses less digits than its factorization.
30519404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7629855 (or 7629853 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 30519404 is about 5524.4369848881. The cubic root of 30519404 is about 312.5062321957.
The spelling of 30519404 in words is "thirty million, five hundred nineteen thousand, four hundred four".
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