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38041911 = 3225716447
BaseRepresentation
bin1001000100011…
…1100100110111
32122120201200200
42101013210313
534214320121
63435211543
7641231235
oct221074467
978521620
1038041911
111a5234a6
12108a6bb3
137b5c50b
1450a3955
153516a26
hex2447937

38041911 has 12 divisors (see below), whose sum is σ = 55166592. Its totient is φ = 25261056.

The previous prime is 38041909. The next prime is 38041919. The reversal of 38041911 is 11914083.

38041911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38041911 - 21 = 38041909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38041919) 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, 5911 + ... + 10536.

It is an arithmetic number, because the mean of its divisors is an integer number (4597216).

Almost surely, 238041911 is an apocalyptic number.

38041911 is a deficient number, since it is larger than the sum of its proper divisors (17124681).

38041911 is a wasteful number, since it uses less digits than its factorization.

38041911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16710 (or 16707 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 38041911 is about 6167.8124971500. The cubic root of 38041911 is about 336.3210950493.

Adding to 38041911 its reverse (11914083), we get a palindrome (49955994).

The spelling of 38041911 in words is "thirty-eight million, forty-one thousand, nine hundred eleven".

Divisors: 1 3 9 257 771 2313 16447 49341 148023 4226879 12680637 38041911