Search a number
-
+
12208795 = 52441759
BaseRepresentation
bin101110100100…
…101010011011
3211222021022121
4232210222123
511111140140
61113402111
7205526104
oct56445233
924867277
1012208795
116989715
124109337
1326b6051
14189b3ab
15111264a
hexba4a9b

12208795 has 4 divisors (see below), whose sum is σ = 14650560. Its totient is φ = 9767032.

The previous prime is 12208793. The next prime is 12208799. The reversal of 12208795 is 59780221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12208795 - 21 = 12208793 is a prime.

It is a super-3 number, since 3×122087953 (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12208795.

It is not an unprimeable number, because it can be changed into a prime (12208793) 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 3 ways as a sum of consecutive naturals, for example, 1220875 + ... + 1220884.

It is an arithmetic number, because the mean of its divisors is an integer number (3662640).

Almost surely, 212208795 is an apocalyptic number.

12208795 is a deficient number, since it is larger than the sum of its proper divisors (2441765).

12208795 is an equidigital number, since it uses as much as digits as its factorization.

12208795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441764.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 12208795 is about 3494.1086130800. The cubic root of 12208795 is about 230.2630575570.

The spelling of 12208795 in words is "twelve million, two hundred eight thousand, seven hundred ninety-five".

Divisors: 1 5 2441759 12208795