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38136038 = 2181110529
BaseRepresentation
bin1001000101111…
…0100011100110
32122202111210212
42101132203212
534230323123
63441215422
7642102533
oct221364346
978674725
1038136038
111a588196
1210931572
137b93305
1450c9d8a
153534878
hex245e8e6

38136038 has 8 divisors (see below), whose sum is σ = 57241080. Its totient is φ = 19055680.

The previous prime is 38136037. The next prime is 38136061. The reversal of 38136038 is 83063183.

It is a happy number.

38136038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 38135995 and 38136013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38136037) 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 3 ways as a sum of consecutive naturals, for example, 1643 + ... + 8886.

It is an arithmetic number, because the mean of its divisors is an integer number (7155135).

Almost surely, 238136038 is an apocalyptic number.

38136038 is a deficient number, since it is larger than the sum of its proper divisors (19105042).

38136038 is a wasteful number, since it uses less digits than its factorization.

38136038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12342.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 38136038 is about 6175.4382840411. The cubic root of 38136038 is about 336.5982527173.

The spelling of 38136038 in words is "thirty-eight million, one hundred thirty-six thousand, thirty-eight".

Divisors: 1 2 1811 3622 10529 21058 19068019 38136038