Base | Representation |
---|---|
bin | 101101110010… |
… | …000110101011 |
3 | 211120202020200 |
4 | 231302012223 |
5 | 11033023312 |
6 | 1105123243 |
7 | 204004254 |
oct | 55620653 |
9 | 24522220 |
10 | 12001707 |
11 | 6858073 |
12 | 4029523 |
13 | 2642a03 |
14 | 1845b2b |
15 | 10c10dc |
hex | b721ab |
12001707 has 12 divisors (see below), whose sum is σ = 17384640. Its totient is φ = 7978608.
The previous prime is 12001697. The next prime is 12001709. The reversal of 12001707 is 70710021.
It is not a de Polignac number, because 12001707 - 210 = 12000683 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12001707.
It is not an unprimeable number, because it can be changed into a prime (12001709) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1894 + ... + 5252.
It is an arithmetic number, because the mean of its divisors is an integer number (1448720).
Almost surely, 212001707 is an apocalyptic number.
12001707 is a deficient number, since it is larger than the sum of its proper divisors (5382933).
12001707 is a wasteful number, since it uses less digits than its factorization.
12001707 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3762 (or 3759 counting only the distinct ones).
The product of its (nonzero) digits is 98, while the sum is 18.
The square root of 12001707 is about 3464.3479906037. The cubic root of 12001707 is about 228.9537037027.
Adding to 12001707 its reverse (70710021), we get a palindrome (82711728).
The spelling of 12001707 in words is "twelve million, one thousand, seven hundred seven".
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