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12241201 = 71748743
BaseRepresentation
bin101110101100…
…100100110001
3212000220202211
4232230210301
511113204301
61114212121
7206022430
oct56544461
925026684
1012241201
116a00aa5
124124041
1326c7a1b
1418a9117
15111c051
hexbac931

12241201 has 4 divisors (see below), whose sum is σ = 13989952. Its totient is φ = 10492452.

The previous prime is 12241183. The next prime is 12241213. The reversal of 12241201 is 10214221.

It is a happy number.

12241201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12241201 - 25 = 12241169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12241231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874365 + ... + 874378.

It is an arithmetic number, because the mean of its divisors is an integer number (3497488).

Almost surely, 212241201 is an apocalyptic number.

It is an amenable number.

12241201 is a deficient number, since it is larger than the sum of its proper divisors (1748751).

12241201 is an equidigital number, since it uses as much as digits as its factorization.

12241201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748750.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 12241201 is about 3498.7427741976. The cubic root of 12241201 is about 230.4666078740.

Adding to 12241201 its reverse (10214221), we get a palindrome (22455422).

The spelling of 12241201 in words is "twelve million, two hundred forty-one thousand, two hundred one".

Divisors: 1 7 1748743 12241201