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38788 = 229697
BaseRepresentation
bin1001011110000100
31222012121
421132010
52220123
6455324
7221041
oct113604
958177
1038788
1127162
121a544
1314869
14101c8
15b75d
hex9784

38788 has 6 divisors (see below), whose sum is σ = 67886. Its totient is φ = 19392.

The previous prime is 38783. The next prime is 38791. The reversal of 38788 is 88783.

It can be written as a sum of positive squares in only one way, i.e., 26244 + 12544 = 162^2 + 112^2 .

It is not an unprimeable number, because it can be changed into a prime (38783) by changing a digit.

38788 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845 + ... + 4852.

238788 is an apocalyptic number.

It is an amenable number.

38788 is a deficient number, since it is larger than the sum of its proper divisors (29098).

38788 is a wasteful number, since it uses less digits than its factorization.

38788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9701 (or 9699 counting only the distinct ones).

The product of its digits is 10752, while the sum is 34.

The square root of 38788 is about 196.9466932954. The cubic root of 38788 is about 33.8505551598.

The spelling of 38788 in words is "thirty-eight thousand, seven hundred eighty-eight".

Divisors: 1 2 4 9697 19394 38788