Base | Representation |
---|---|
bin | 101110001010… |
… | …000110100110 |
3 | 211202202002101 |
4 | 232022012212 |
5 | 11044200011 |
6 | 1111202314 |
7 | 204563662 |
oct | 56120646 |
9 | 24682071 |
10 | 12100006 |
11 | 6914a06 |
12 | 407639a |
13 | 2678689 |
14 | 186d8a2 |
15 | 10e02c1 |
hex | b8a1a6 |
12100006 has 16 divisors (see below), whose sum is σ = 18614448. Its totient is φ = 5896800.
The previous prime is 12100003. The next prime is 12100057. The reversal of 12100006 is 60000121.
It is a junction number, because it is equal to n+sod(n) for n = 12099965 and 12100001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12100003) by changing a digit.
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, 22096 + ... + 22636.
It is an arithmetic number, because the mean of its divisors is an integer number (1163403).
Almost surely, 212100006 is an apocalyptic number.
12100006 is a deficient number, since it is larger than the sum of its proper divisors (6514442).
12100006 is a wasteful number, since it uses less digits than its factorization.
12100006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 807.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 12100006 is about 3478.5062886245. The cubic root of 12100006 is about 229.5770804132.
Adding to 12100006 its reverse (60000121), we get a palindrome (72100127).
The spelling of 12100006 in words is "twelve million, one hundred thousand, six".
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