Base | Representation |
---|---|
bin | 101110000011… |
… | …001111111110 |
3 | 211201022120200 |
4 | 232003033332 |
5 | 11042300214 |
6 | 1110424330 |
7 | 204416100 |
oct | 56031776 |
9 | 24638520 |
10 | 12071934 |
11 | 68a5906 |
12 | 40620a6 |
13 | 2668974 |
14 | 1863570 |
15 | 10d6d09 |
hex | b833fe |
12071934 has 36 divisors (see below), whose sum is σ = 30428424. Its totient is φ = 3448872.
The previous prime is 12071933. The next prime is 12071947. The reversal of 12071934 is 43917021.
It is a junction number, because it is equal to n+sod(n) for n = 12071898 and 12071907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12071933) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5962 + ... + 7725.
It is an arithmetic number, because the mean of its divisors is an integer number (845234).
Almost surely, 212071934 is an apocalyptic number.
12071934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
12071934 is an abundant number, since it is smaller than the sum of its proper divisors (18356490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12071934 is a wasteful number, since it uses less digits than its factorization.
12071934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13709 (or 13699 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 12071934 is about 3474.4688802751. The cubic root of 12071934 is about 229.3994034180.
Adding to 12071934 its reverse (43917021), we get a palindrome (55988955).
The spelling of 12071934 in words is "twelve million, seventy-one thousand, nine hundred thirty-four".
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