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38037229 is a prime number
BaseRepresentation
bin1001000100011…
…0011011101101
32122120111021021
42101012123231
534214142404
63435134141
7641211466
oct221063355
978514237
1038037229
111a51aa2a
12108a4351
137b5a349
1450a1d6d
153515454
hex24466ed

38037229 has 2 divisors, whose sum is σ = 38037230. Its totient is φ = 38037228.

The previous prime is 38037227. The next prime is 38037253. The reversal of 38037229 is 92273083.

38037229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29452329 + 8584900 = 5427^2 + 2930^2 .

It is a cyclic number.

It is not a de Polignac number, because 38037229 - 21 = 38037227 is a prime.

Together with 38037227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 38037194 and 38037203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38037227) 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 as a sum of consecutive naturals, namely, 19018614 + 19018615.

It is an arithmetic number, because the mean of its divisors is an integer number (19018615).

Almost surely, 238037229 is an apocalyptic number.

It is an amenable number.

38037229 is a deficient number, since it is larger than the sum of its proper divisors (1).

38037229 is an equidigital number, since it uses as much as digits as its factorization.

38037229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 38037229 is about 6167.4329343739. The cubic root of 38037229 is about 336.3072969344.

The spelling of 38037229 in words is "thirty-eight million, thirty-seven thousand, two hundred twenty-nine".