Search a number
-
+
12232207 = 133592621
BaseRepresentation
bin101110101010…
…011000001111
3212000110102201
4232222120033
511112412312
61114102331
7205654261
oct56523017
925013381
1012232207
1169a5269
12411a9a7
1326c38c0
1418a5b31
151119557
hexbaa60f

12232207 has 8 divisors (see below), whose sum is σ = 13214880. Its totient is φ = 11255520.

The previous prime is 12232201. The next prime is 12232217. The reversal of 12232207 is 70223221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12232207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232201) 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 7 ways as a sum of consecutive naturals, for example, 3357 + ... + 5977.

It is an arithmetic number, because the mean of its divisors is an integer number (1651860).

Almost surely, 212232207 is an apocalyptic number.

12232207 is a deficient number, since it is larger than the sum of its proper divisors (982673).

12232207 is a wasteful number, since it uses less digits than its factorization.

12232207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 12232207 is about 3497.4572191808. The cubic root of 12232207 is about 230.4101503272.

Adding to 12232207 its reverse (70223221), we get a palindrome (82455428).

The spelling of 12232207 in words is "twelve million, two hundred thirty-two thousand, two hundred seven".

Divisors: 1 13 359 2621 4667 34073 940939 12232207