Base | Representation |
---|---|
bin | 111001110100… |
… | …0001010100100 |
3 | 2010000221222110 |
4 | 1303220022210 |
5 | 30224423301 |
6 | 3001401020 |
7 | 515432325 |
oct | 163501244 |
9 | 63027873 |
10 | 30311076 |
11 | 16123184 |
12 | a199170 |
13 | 6383763 |
14 | 405044c |
15 | 29db0d6 |
hex | 1ce82a4 |
30311076 has 24 divisors (see below), whose sum is σ = 70821184. Its totient is φ = 10090080.
The previous prime is 30311069. The next prime is 30311081. The reversal of 30311076 is 67011303.
It is a super-3 number, since 3×303110763 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11961 + ... + 14271.
Almost surely, 230311076 is an apocalyptic number.
It is an amenable number.
30311076 is an abundant number, since it is smaller than the sum of its proper divisors (40510108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30311076 is a wasteful number, since it uses less digits than its factorization.
30311076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3411 (or 3409 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 21.
The square root of 30311076 is about 5505.5495638492. The cubic root of 30311076 is about 311.7935435586.
Adding to 30311076 its reverse (67011303), we get a palindrome (97322379).
The spelling of 30311076 in words is "thirty million, three hundred eleven thousand, seventy-six".
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