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38381041 = 318712043
BaseRepresentation
bin1001001001101…
…0010111110001
32200012221220001
42102122113301
534311143131
63450350001
7644143036
oct222322761
980187801
1038381041
111a735276
1210a2b301
137c4a99a
14515138d
153582261
hex249a5f1

38381041 has 4 divisors (see below), whose sum is σ = 38396272. Its totient is φ = 38365812.

The previous prime is 38381039. The next prime is 38381047. The reversal of 38381041 is 14018383.

38381041 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 Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14018383 = 101913757.

It is a cyclic number.

It is not a de Polignac number, because 38381041 - 21 = 38381039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38381047) 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, 2835 + ... + 9208.

It is an arithmetic number, because the mean of its divisors is an integer number (9599068).

Almost surely, 238381041 is an apocalyptic number.

It is an amenable number.

38381041 is a deficient number, since it is larger than the sum of its proper divisors (15231).

38381041 is a wasteful number, since it uses less digits than its factorization.

38381041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15230.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 38381041 is about 6195.2434173324. The cubic root of 38381041 is about 337.3175339253.

The spelling of 38381041 in words is "thirty-eight million, three hundred eighty-one thousand, forty-one".

Divisors: 1 3187 12043 38381041