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12245241 = 34081747
BaseRepresentation
bin101110101101…
…100011111001
3212001010022110
4232231203321
511113321431
61114242533
7206040261
oct56554371
925033273
1012245241
116a04038
124126449
1326c9808
1418aa7a1
15111d346
hexbad8f9

12245241 has 4 divisors (see below), whose sum is σ = 16326992. Its totient is φ = 8163492.

The previous prime is 12245209. The next prime is 12245249. The reversal of 12245241 is 14254221.

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 not a de Polignac number, because 12245241 - 25 = 12245209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12245249) 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, 2040871 + ... + 2040876.

It is an arithmetic number, because the mean of its divisors is an integer number (4081748).

Almost surely, 212245241 is an apocalyptic number.

It is an amenable number.

12245241 is a deficient number, since it is larger than the sum of its proper divisors (4081751).

12245241 is an equidigital number, since it uses as much as digits as its factorization.

12245241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081750.

The product of its digits is 640, while the sum is 21.

The square root of 12245241 is about 3499.3200768149. The cubic root of 12245241 is about 230.4919589455.

Adding to 12245241 its reverse (14254221), we get a palindrome (26499462).

The spelling of 12245241 in words is "twelve million, two hundred forty-five thousand, two hundred forty-one".

Divisors: 1 3 4081747 12245241