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38093 = 113463
BaseRepresentation
bin1001010011001101
31221020212
421103031
52204333
6452205
7216026
oct112315
957225
1038093
1126690
121a065
1314453
14dc4d
15b448
hex94cd

38093 has 4 divisors (see below), whose sum is σ = 41568. Its totient is φ = 34620.

The previous prime is 38083. The next prime is 38113. The reversal of 38093 is 39083.

38093 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.

It is a cyclic number.

It is not a de Polignac number, because 38093 - 212 = 33997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 38093.

It is not an unprimeable number, because it can be changed into a prime (38053) 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, 1721 + ... + 1742.

It is an arithmetic number, because the mean of its divisors is an integer number (10392).

238093 is an apocalyptic number.

It is an amenable number.

38093 is a deficient number, since it is larger than the sum of its proper divisors (3475).

38093 is a wasteful number, since it uses less digits than its factorization.

38093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 38093 is about 195.1742810926. The cubic root of 38093 is about 33.6471583655.

Subtracting 38093 from its reverse (39083), we obtain a triangular number (990 = T44).

The spelling of 38093 in words is "thirty-eight thousand, ninety-three".

Divisors: 1 11 3463 38093