Base | Representation |
---|---|
bin | 101111101011… |
… | …110000100110 |
3 | 212112001210012 |
4 | 233223300212 |
5 | 11200000011 |
6 | 1123530222 |
7 | 211151111 |
oct | 57536046 |
9 | 25461705 |
10 | 12500006 |
11 | 7068492 |
12 | 4229972 |
13 | 278876c |
14 | 1935578 |
15 | 116da8b |
hex | bebc26 |
12500006 has 16 divisors (see below), whose sum is σ = 19881600. Its totient is φ = 5883840.
The previous prime is 12500003. The next prime is 12500029. The reversal of 12500006 is 60000521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12500003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431 + ... + 5018.
It is an arithmetic number, because the mean of its divisors is an integer number (1242600).
Almost surely, 212500006 is an apocalyptic number.
12500006 is a deficient number, since it is larger than the sum of its proper divisors (7381594).
12500006 is a wasteful number, since it uses less digits than its factorization.
12500006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5519.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 12500006 is about 3535.5347544608. The cubic root of 12500006 is about 232.0794788133.
Adding to 12500006 its reverse (60000521), we get a palindrome (72500527).
The spelling of 12500006 in words is "twelve million, five hundred thousand, six".
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