Base | Representation |
---|---|
bin | 10010010111011… |
… | …110111111001110 |
3 | 210110211110000111 |
4 | 102113132333032 |
5 | 1112341134001 |
6 | 50324350234 |
7 | 10431125131 |
oct | 2227367716 |
9 | 713743014 |
10 | 308146126 |
11 | 148a38822 |
12 | 8724537a |
13 | 4bac08b2 |
14 | 2ccd4218 |
15 | 1c0bc851 |
hex | 125defce |
308146126 has 4 divisors (see below), whose sum is σ = 462219192. Its totient is φ = 154073062.
The previous prime is 308146109. The next prime is 308146133. The reversal of 308146126 is 621641803.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 621641803 = 911 ⋅682373.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 77036530 + ... + 77036533.
It is an arithmetic number, because the mean of its divisors is an integer number (115554798).
Almost surely, 2308146126 is an apocalyptic number.
308146126 is a deficient number, since it is larger than the sum of its proper divisors (154073066).
308146126 is a wasteful number, since it uses less digits than its factorization.
308146126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154073065.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 308146126 is about 17554.0914319141. The cubic root of 308146126 is about 675.4381250735.
Adding to 308146126 its reverse (621641803), we get a palindrome (929787929).
The spelling of 308146126 in words is "three hundred eight million, one hundred forty-six thousand, one hundred twenty-six".
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