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38116216 = 2337612111
BaseRepresentation
bin1001000101100…
…1101101111000
32122201111121201
42101121231320
534224204331
63440543544
7641660665
oct221315570
978644551
1038116216
111a574306
1210921bb4
137b87298
1450c2a6c
15352da61
hex2459b78

38116216 has 32 divisors (see below), whose sum is σ = 74638080. Its totient is φ = 18230400.

The previous prime is 38116187. The next prime is 38116217. The reversal of 38116216 is 61261183.

38116216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38116217) 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 7 ways as a sum of consecutive naturals, for example, 17001 + ... + 19111.

It is an arithmetic number, because the mean of its divisors is an integer number (2332440).

Almost surely, 238116216 is an apocalyptic number.

It is an amenable number.

38116216 is a deficient number, since it is larger than the sum of its proper divisors (36521864).

38116216 is a wasteful number, since it uses less digits than its factorization.

38116216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215 (or 2211 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 38116216 is about 6173.8331691098. The cubic root of 38116216 is about 336.5399246264.

Adding to 38116216 its reverse (61261183), we get a palindrome (99377399).

The spelling of 38116216 in words is "thirty-eight million, one hundred sixteen thousand, two hundred sixteen".

Divisors: 1 2 4 8 37 61 74 122 148 244 296 488 2111 2257 4222 4514 8444 9028 16888 18056 78107 128771 156214 257542 312428 515084 624856 1030168 4764527 9529054 19058108 38116216