Base | Representation |
---|---|
bin | 111010001010… |
… | …0000100100100 |
3 | 2010101002200012 |
4 | 1310110010210 |
5 | 30301202131 |
6 | 3005305352 |
7 | 520111541 |
oct | 164240444 |
9 | 63332605 |
10 | 30490916 |
11 | 16236305 |
12 | a265258 |
13 | 6417581 |
14 | 4099bc8 |
15 | 2a2452b |
hex | 1d14124 |
30490916 has 12 divisors (see below), whose sum is σ = 55679232. Its totient is φ = 14582568.
The previous prime is 30490909. The next prime is 30490927. The reversal of 30490916 is 61909403.
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, 165620 + ... + 165803.
It is an arithmetic number, because the mean of its divisors is an integer number (4639936).
Almost surely, 230490916 is an apocalyptic number.
It is an amenable number.
30490916 is a deficient number, since it is larger than the sum of its proper divisors (25188316).
30490916 is a wasteful number, since it uses less digits than its factorization.
30490916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331450 (or 331448 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 32.
The square root of 30490916 is about 5521.8580206304. The cubic root of 30490916 is about 312.4089667640.
The spelling of 30490916 in words is "thirty million, four hundred ninety thousand, nine hundred sixteen".
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