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9390 = 235313
BaseRepresentation
bin10010010101110
3110212210
42102232
5300030
6111250
736243
oct22256
913783
109390
117067
125526
134374
1435ca
152bb0
hex24ae

9390 has 16 divisors (see below), whose sum is σ = 22608. Its totient is φ = 2496.

The previous prime is 9377. The next prime is 9391. The reversal of 9390 is 939.

9390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 8 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9391) by changing a digit.

9390 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 in 7 ways as a sum of consecutive naturals, for example, 127 + ... + 186.

It is an arithmetic number, because the mean of its divisors is an integer number (1413).

29390 is an apocalyptic number.

9390 is an abundant number, since it is smaller than the sum of its proper divisors (13218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11304).

9390 is a wasteful number, since it uses less digits than its factorization.

9390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 9390 is about 96.9020123630. The cubic root of 9390 is about 21.0970564090.

The spelling of 9390 in words is "nine thousand, three hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 313 626 939 1565 1878 3130 4695 9390