Base | Representation |
---|---|
bin | 10010011100100… |
… | …000000000010110 |
3 | 210120022020201001 |
4 | 102130200000112 |
5 | 1113210223024 |
6 | 50412453514 |
7 | 10445242462 |
oct | 2234400026 |
9 | 716266631 |
10 | 309461014 |
11 | 149756705 |
12 | 8777a29a |
13 | 4c161235 |
14 | 2d1574a2 |
15 | 1c27c244 |
hex | 12720016 |
309461014 has 4 divisors (see below), whose sum is σ = 464191524. Its totient is φ = 154730506.
The previous prime is 309460997. The next prime is 309461041. The reversal of 309461014 is 410164903.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410164903 = 313 ⋅1310431.
It is a super-2 number, since 2×3094610142 = 191532238371816392, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77365252 + ... + 77365255.
It is an arithmetic number, because the mean of its divisors is an integer number (116047881).
Almost surely, 2309461014 is an apocalyptic number.
309461014 is a deficient number, since it is larger than the sum of its proper divisors (154730510).
309461014 is a wasteful number, since it uses less digits than its factorization.
309461014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154730509.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 309461014 is about 17591.5040289340. The cubic root of 309461014 is about 676.3974807805.
The spelling of 309461014 in words is "three hundred nine million, four hundred sixty-one thousand, fourteen".
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