Base | Representation |
---|---|
bin | 10010010111000… |
… | …001011111011001 |
3 | 210110121022021122 |
4 | 102113001133121 |
5 | 1112323302210 |
6 | 50322015025 |
7 | 10430112650 |
oct | 2227013731 |
9 | 713538248 |
10 | 308025305 |
11 | 148965a75 |
12 | 871a7475 |
13 | 4ba7a8c3 |
14 | 2cca2197 |
15 | 1c096b55 |
hex | 125c17d9 |
308025305 has 16 divisors (see below), whose sum is σ = 423204480. Its totient is φ = 210832512.
The previous prime is 308025299. The next prime is 308025317. The reversal of 308025305 is 503520803.
It is a cyclic number.
It is not a de Polignac number, because 308025305 - 226 = 240916441 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12182 + ... + 27648.
It is an arithmetic number, because the mean of its divisors is an integer number (26450280).
Almost surely, 2308025305 is an apocalyptic number.
308025305 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
308025305 is a deficient number, since it is larger than the sum of its proper divisors (115179175).
308025305 is a wasteful number, since it uses less digits than its factorization.
308025305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16048.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 308025305 is about 17550.6497030737. The cubic root of 308025305 is about 675.3498360326.
The spelling of 308025305 in words is "three hundred eight million, twenty-five thousand, three hundred five".
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