Search a number
-
+
41881201 = 229718233
BaseRepresentation
bin1001111111000…
…0111001110001
32220210210012121
42133300321301
541210144301
64053354241
71015661425
oct237607161
986723177
1041881201
1121705a6a
1212038981
1388a4b9b
1457c2b85
153a243a1
hex27f0e71

41881201 has 4 divisors (see below), whose sum is σ = 41901732. Its totient is φ = 41860672.

The previous prime is 41881181. The next prime is 41881223. The reversal of 41881201 is 10218814.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10218814 = 25109407.

It can be written as a sum of positive squares in 2 ways, for example, as 23184225 + 18696976 = 4815^2 + 4324^2 .

It is a cyclic number.

It is not a de Polignac number, because 41881201 - 221 = 39784049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41881241) 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, 6820 + ... + 11413.

It is an arithmetic number, because the mean of its divisors is an integer number (10475433).

It is a 2040-hyperperfect number.

Almost surely, 241881201 is an apocalyptic number.

It is an amenable number.

41881201 is a deficient number, since it is larger than the sum of its proper divisors (20531).

41881201 is a wasteful number, since it uses less digits than its factorization.

41881201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20530.

The product of its (nonzero) digits is 512, while the sum is 25.

The square root of 41881201 is about 6471.5686660963. The cubic root of 41881201 is about 347.2746180993.

The spelling of 41881201 in words is "forty-one million, eight hundred eighty-one thousand, two hundred one".

Divisors: 1 2297 18233 41881201