Base | Representation |
---|---|
bin | 10010010111010… |
… | …111111011111001 |
3 | 210110202222101200 |
4 | 102113113323321 |
5 | 1112334222431 |
6 | 50324004413 |
7 | 10430644665 |
oct | 2227277371 |
9 | 713688350 |
10 | 308117241 |
11 | 148a19053 |
12 | 87230709 |
13 | 4bab06c3 |
14 | 2ccc78a5 |
15 | 1c0b3ee6 |
hex | 125d7ef9 |
308117241 has 24 divisors (see below), whose sum is σ = 458115840. Its totient is φ = 199410336.
The previous prime is 308117237. The next prime is 308117263. The reversal of 308117241 is 142711803.
308117241 is a `hidden beast` number, since 308 + 117 + 241 = 666.
It is not a de Polignac number, because 308117241 - 22 = 308117237 is a prime.
It is not an unprimeable number, because it can be changed into a prime (308117291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213400 + ... + 214838.
It is an arithmetic number, because the mean of its divisors is an integer number (19088160).
Almost surely, 2308117241 is an apocalyptic number.
It is an amenable number.
308117241 is a deficient number, since it is larger than the sum of its proper divisors (149998599).
308117241 is a wasteful number, since it uses less digits than its factorization.
308117241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2125 (or 2122 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 308117241 is about 17553.2686699657. The cubic root of 308117241 is about 675.4170196756.
The spelling of 308117241 in words is "three hundred eight million, one hundred seventeen thousand, two hundred forty-one".
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