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41225641 = 63616481
BaseRepresentation
bin1001110101000…
…0110110101001
32212120110221121
42131100312221
541023210031
64031335241
71010261242
oct235206651
985513847
1041225641
11212a8486
1211981521
138705692
145691cc9
153945011
hex2750da9

41225641 has 4 divisors (see below), whose sum is σ = 41238484. Its totient is φ = 41212800.

The previous prime is 41225621. The next prime is 41225651. The reversal of 41225641 is 14652214.

It is a happy number.

41225641 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 brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14652214 = 27326107.

It can be written as a sum of positive squares in 2 ways, for example, as 26625600 + 14600041 = 5160^2 + 3821^2 .

It is a cyclic number.

It is not a de Polignac number, because 41225641 - 25 = 41225609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41225621) 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, 3121 + ... + 9601.

It is an arithmetic number, because the mean of its divisors is an integer number (10309621).

Almost surely, 241225641 is an apocalyptic number.

It is an amenable number.

41225641 is a deficient number, since it is larger than the sum of its proper divisors (12843).

41225641 is an equidigital number, since it uses as much as digits as its factorization.

41225641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12842.

The product of its digits is 1920, while the sum is 25.

The square root of 41225641 is about 6420.7196637137. The cubic root of 41225641 is about 345.4531355835.

Adding to 41225641 its reverse (14652214), we get a palindrome (55877855).

The spelling of 41225641 in words is "forty-one million, two hundred twenty-five thousand, six hundred forty-one".

Divisors: 1 6361 6481 41225641