Base | Representation |
---|---|
bin | 101110100100… |
… | …001111100011 |
3 | 211222011221220 |
4 | 232210033203 |
5 | 11111111300 |
6 | 1113350123 |
7 | 205521066 |
oct | 56441743 |
9 | 24864856 |
10 | 12207075 |
11 | 69883a1 |
12 | 4108343 |
13 | 26b532a |
14 | 189a8dd |
15 | 1111da0 |
hex | ba43e3 |
12207075 has 24 divisors (see below), whose sum is σ = 20617728. Its totient is φ = 6370080.
The previous prime is 12207067. The next prime is 12207079. The reversal of 12207075 is 57070221.
It is not a de Polignac number, because 12207075 - 23 = 12207067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12207079) 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 23 ways as a sum of consecutive naturals, for example, 1794 + ... + 5256.
It is an arithmetic number, because the mean of its divisors is an integer number (859072).
Almost surely, 212207075 is an apocalyptic number.
12207075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12207075 is a deficient number, since it is larger than the sum of its proper divisors (8410653).
12207075 is a wasteful number, since it uses less digits than its factorization.
12207075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3523 (or 3518 counting only the distinct ones).
The product of its (nonzero) digits is 980, while the sum is 24.
The square root of 12207075 is about 3493.8624758281. The cubic root of 12207075 is about 230.2522437390.
Adding to 12207075 its reverse (57070221), we get a palindrome (69277296).
The spelling of 12207075 in words is "twelve million, two hundred seven thousand, seventy-five".
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