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38312 = 234789
BaseRepresentation
bin1001010110101000
31221112222
421112220
52211222
6453212
7216461
oct112650
957488
1038312
112686a
121a208
1314591
14dd68
15b542
hex95a8

38312 has 8 divisors (see below), whose sum is σ = 71850. Its totient is φ = 19152.

The previous prime is 38303. The next prime is 38317. The reversal of 38312 is 21383.

It can be written as a sum of positive squares in only one way, i.e., 37636 + 676 = 194^2 + 26^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 15.

It is a zygodrome in base 5.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 38312.

It is not an unprimeable number, because it can be changed into a prime (38317) by changing a digit.

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, 2387 + ... + 2402.

238312 is an apocalyptic number.

It is an amenable number.

38312 is a deficient number, since it is larger than the sum of its proper divisors (33538).

38312 is a wasteful number, since it uses less digits than its factorization.

38312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795 (or 4791 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 38312 is about 195.7345140745. The cubic root of 38312 is about 33.7115153467.

Adding to 38312 its reverse (21383), we get a palindrome (59695).

The spelling of 38312 in words is "thirty-eight thousand, three hundred twelve".

Divisors: 1 2 4 8 4789 9578 19156 38312