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38304141 = 312768047
BaseRepresentation
bin1001001000011…
…1100110001101
32200002001101220
42102013212031
534301213031
63444553553
7643402611
oct222074615
980061356
1038304141
111a692517
12109b28b9
137c21995
145131341
153569596
hex248798d

38304141 has 4 divisors (see below), whose sum is σ = 51072192. Its totient is φ = 25536092.

The previous prime is 38304137. The next prime is 38304173. The reversal of 38304141 is 14140383.

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: 14140383 = 34713461.

It is a cyclic number.

It is not a de Polignac number, because 38304141 - 22 = 38304137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38304121) 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, 6384021 + ... + 6384026.

It is an arithmetic number, because the mean of its divisors is an integer number (12768048).

Almost surely, 238304141 is an apocalyptic number.

It is an amenable number.

38304141 is a deficient number, since it is larger than the sum of its proper divisors (12768051).

38304141 is a wasteful number, since it uses less digits than its factorization.

38304141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12768050.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 38304141 is about 6189.0339310752. The cubic root of 38304141 is about 337.0921009059.

The spelling of 38304141 in words is "thirty-eight million, three hundred four thousand, one hundred forty-one".

Divisors: 1 3 12768047 38304141