Base | Representation |
---|---|
bin | 10010010111110… |
… | …101101100001010 |
3 | 210111000011120111 |
4 | 102113311230022 |
5 | 1112402122424 |
6 | 50330344534 |
7 | 10431663211 |
oct | 2227655412 |
9 | 714004514 |
10 | 308239114 |
11 | 148aa1677 |
12 | 8728b14a |
13 | 4bb24011 |
14 | 2cd1a078 |
15 | 1c0da194 |
hex | 125f5b0a |
308239114 has 4 divisors (see below), whose sum is σ = 462358674. Its totient is φ = 154119556.
The previous prime is 308239111. The next prime is 308239133. The reversal of 308239114 is 411932803.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 411932803 = 37 ⋅11133319.
It can be written as a sum of positive squares in only one way, i.e., 244766025 + 63473089 = 15645^2 + 7967^2 .
It is a super-2 number, since 2×3082391142 = 190022702799009992, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (308239111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77059777 + ... + 77059780.
Almost surely, 2308239114 is an apocalyptic number.
308239114 is a deficient number, since it is larger than the sum of its proper divisors (154119560).
308239114 is a wasteful number, since it uses less digits than its factorization.
308239114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154119559.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 308239114 is about 17556.7398454269. The cubic root of 308239114 is about 675.5060596435.
The spelling of 308239114 in words is "three hundred eight million, two hundred thirty-nine thousand, one hundred fourteen".
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