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41205380 = 2255338873
BaseRepresentation
bin1001110100101…
…1111010000100
32212112110011012
42131023322010
541022033010
64031101352
71010145206
oct235137204
985473135
1041205380
1121294237
1211971858
1386c93a8
145688776
15393e005
hex274be84

41205380 has 24 divisors (see below), whose sum is σ = 88166232. Its totient is φ = 16170752.

The previous prime is 41205377. The next prime is 41205389. The reversal of 41205380 is 8350214.

41205380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 20720704 + 20484676 = 4552^2 + 4526^2 .

It is not an unprimeable number, because it can be changed into a prime (41205389) 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, 18377 + ... + 20496.

It is an arithmetic number, because the mean of its divisors is an integer number (3673593).

Almost surely, 241205380 is an apocalyptic number.

It is an amenable number.

41205380 is an abundant number, since it is smaller than the sum of its proper divisors (46960852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41205380 is a wasteful number, since it uses less digits than its factorization.

41205380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38935 (or 38933 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 41205380 is about 6419.1416871728. The cubic root of 41205380 is about 345.3965334887.

Adding to 41205380 its reverse (8350214), we get a palindrome (49555594).

The spelling of 41205380 in words is "forty-one million, two hundred five thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 53 106 212 265 530 1060 38873 77746 155492 194365 388730 777460 2060269 4120538 8241076 10301345 20602690 41205380