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12411241 = 17732137
BaseRepresentation
bin101111010110…
…000101101001
3212100120000121
4233112011221
511134124431
61122003241
7210331243
oct57260551
925316017
1012411241
117007827
1241a6521
13275723b
141911093
151152611
hexbd6169

12411241 has 12 divisors (see below), whose sum is σ = 13421052. Its totient is φ = 11437056.

The previous prime is 12411229. The next prime is 12411257. The reversal of 12411241 is 14211421.

12411241 = 2162 + 2172 + ... + 3612.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 817216 + 11594025 = 904^2 + 3405^2 .

It is not a de Polignac number, because 12411241 - 25 = 12411209 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 (12411221) 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 11 ways as a sum of consecutive naturals, for example, 90525 + ... + 90661.

It is an arithmetic number, because the mean of its divisors is an integer number (1118421).

Almost surely, 212411241 is an apocalyptic number.

It is an amenable number.

12411241 is a deficient number, since it is larger than the sum of its proper divisors (1009811).

12411241 is an equidigital number, since it uses as much as digits as its factorization.

12411241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 227 counting only the distinct ones).

The product of its digits is 64, while the sum is 16.

The square root of 12411241 is about 3522.9591255080. The cubic root of 12411241 is about 231.5288259832.

Adding to 12411241 its reverse (14211421), we get a palindrome (26622662).

The spelling of 12411241 in words is "twelve million, four hundred eleven thousand, two hundred forty-one".

Divisors: 1 17 73 137 1241 2329 5329 10001 90593 170017 730073 12411241