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38404041 = 3134212339
BaseRepresentation
bin1001001001111…
…1111111001001
32200021010102220
42102133333021
534312412131
63451044253
7644300064
oct222377711
980233386
1038404041
111a750585
1210a40689
137c582b0
1451598db
153588e96
hex249ffc9

38404041 has 16 divisors (see below), whose sum is σ = 55298880. Its totient is φ = 23567040.

The previous prime is 38404019. The next prime is 38404057. The reversal of 38404041 is 14040483.

It is not a de Polignac number, because 38404041 - 213 = 38395849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38404061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15250 + ... + 17588.

It is an arithmetic number, because the mean of its divisors is an integer number (3456180).

Almost surely, 238404041 is an apocalyptic number.

It is an amenable number.

38404041 is a deficient number, since it is larger than the sum of its proper divisors (16894839).

38404041 is a wasteful number, since it uses less digits than its factorization.

38404041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 38404041 is about 6197.0994021397. The cubic root of 38404041 is about 337.3849001202.

The spelling of 38404041 in words is "thirty-eight million, four hundred four thousand, forty-one".

Divisors: 1 3 13 39 421 1263 2339 5473 7017 16419 30407 91221 984719 2954157 12801347 38404041