Base | Representation |
---|---|
bin | 10010011000110… |
… | …001110100010011 |
3 | 210111110200102000 |
4 | 102120301310103 |
5 | 1112433013040 |
6 | 50335525043 |
7 | 10434040221 |
oct | 2230616423 |
9 | 714420360 |
10 | 308485395 |
11 | 14914a709 |
12 | 87389783 |
13 | 4bbac14a |
14 | 2cd81b11 |
15 | 1c138130 |
hex | 12631d13 |
308485395 has 32 divisors (see below), whose sum is σ = 549407040. Its totient is φ = 164229120.
The previous prime is 308485381. The next prime is 308485399. The reversal of 308485395 is 593584803.
It is a happy number.
308485395 is a `hidden beast` number, since 30 + 84 + 8 + 539 + 5 = 666.
It is not a de Polignac number, because 308485395 - 24 = 308485379 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 308485395.
It is not an unprimeable number, because it can be changed into a prime (308485399) 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 31 ways as a sum of consecutive naturals, for example, 87507 + ... + 90963.
It is an arithmetic number, because the mean of its divisors is an integer number (17168970).
Almost surely, 2308485395 is an apocalyptic number.
308485395 is a deficient number, since it is larger than the sum of its proper divisors (240921645).
308485395 is a wasteful number, since it uses less digits than its factorization.
308485395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4132 (or 4126 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 45.
The square root of 308485395 is about 17563.7523041063. The cubic root of 308485395 is about 675.6859200311.
The spelling of 308485395 in words is "three hundred eight million, four hundred eighty-five thousand, three hundred ninety-five".
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