Base | Representation |
---|---|
bin | 10010010111000… |
… | …010111011100000 |
3 | 210110121121100222 |
4 | 102113002323200 |
5 | 1112323444300 |
6 | 50322102212 |
7 | 10430136101 |
oct | 2227027340 |
9 | 713547328 |
10 | 308031200 |
11 | 14896a444 |
12 | 871aa968 |
13 | 4ba804a9 |
14 | 2cca43a8 |
15 | 1c098785 |
hex | 125c2ee0 |
308031200 has 36 divisors (see below), whose sum is σ = 751983120. Its totient is φ = 123212160.
The previous prime is 308031187. The next prime is 308031209. The reversal of 308031200 is 2130803.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308031209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191720 + ... + 193319.
It is an arithmetic number, because the mean of its divisors is an integer number (20888420).
Almost surely, 2308031200 is an apocalyptic number.
It is an amenable number.
308031200 is an abundant number, since it is smaller than the sum of its proper divisors (443951920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308031200 is a wasteful number, since it uses less digits than its factorization.
308031200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385059 (or 385046 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 308031200 is about 17550.8176447709. The cubic root of 308031200 is about 675.3541442954.
The spelling of 308031200 in words is "three hundred eight million, thirty-one thousand, two hundred".
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