Base | Representation |
---|---|
bin | 111010000000… |
… | …1000000100100 |
3 | 2010020010120100 |
4 | 1310001000210 |
5 | 30241202321 |
6 | 3003504100 |
7 | 516335106 |
oct | 164010044 |
9 | 63203510 |
10 | 30412836 |
11 | 16192683 |
12 | a228030 |
13 | 63bab7c |
14 | 4079576 |
15 | 2a0b326 |
hex | 1d01024 |
30412836 has 36 divisors (see below), whose sum is σ = 77090832. Its totient is φ = 10109424.
The previous prime is 30412819. The next prime is 30412843. The reversal of 30412836 is 63821403.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14995 + ... + 16901.
It is an arithmetic number, because the mean of its divisors is an integer number (2141412).
Almost surely, 230412836 is an apocalyptic number.
30412836 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
30412836 is an abundant number, since it is smaller than the sum of its proper divisors (46677996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30412836 is a wasteful number, since it uses less digits than its factorization.
30412836 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2360 (or 2355 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 30412836 is about 5514.7834046316. The cubic root of 30412836 is about 312.1420704064.
The spelling of 30412836 in words is "thirty million, four hundred twelve thousand, eight hundred thirty-six".
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