Base | Representation |
---|---|
bin | 101110011001… |
… | …011111101111 |
3 | 211212221120112 |
4 | 232121133233 |
5 | 11103204210 |
6 | 1112410235 |
7 | 205245542 |
oct | 56313757 |
9 | 24787515 |
10 | 12163055 |
11 | 6958313 |
12 | 40a697b |
13 | 269b298 |
14 | 1888859 |
15 | 1103d05 |
hex | b997ef |
12163055 has 8 divisors (see below), whose sum is σ = 14630352. Its totient is φ = 9707328.
The previous prime is 12163031. The next prime is 12163087. The reversal of 12163055 is 55036121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12163055 - 26 = 12162991 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12163055.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377 + ... + 4946.
It is an arithmetic number, because the mean of its divisors is an integer number (1828794).
Almost surely, 212163055 is an apocalyptic number.
12163055 is a deficient number, since it is larger than the sum of its proper divisors (2467297).
12163055 is an equidigital number, since it uses as much as digits as its factorization.
12163055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5785.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 12163055 is about 3487.5571679902. The cubic root of 12163055 is about 229.9751390898.
Adding to 12163055 its reverse (55036121), we get a palindrome (67199176).
The spelling of 12163055 in words is "twelve million, one hundred sixty-three thousand, fifty-five".
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