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9148 = 222287
BaseRepresentation
bin10001110111100
3110112211
42032330
5243043
6110204
735446
oct21674
913484
109148
116967
125364
134219
143496
152a9d
hex23bc

9148 has 6 divisors (see below), whose sum is σ = 16016. Its totient is φ = 4572.

The previous prime is 9137. The next prime is 9151. The reversal of 9148 is 8419.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

9148 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140 + ... + 1147.

29148 is an apocalyptic number.

It is an amenable number.

9148 is a deficient number, since it is larger than the sum of its proper divisors (6868).

9148 is a wasteful number, since it uses less digits than its factorization.

9148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291 (or 2289 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

The square root of 9148 is about 95.6451776097. The cubic root of 9148 is about 20.9142382928.

Subtracting from 9148 its reverse (8419), we obtain a 6-th power (729 = 36).

The spelling of 9148 in words is "nine thousand, one hundred forty-eight".

Divisors: 1 2 4 2287 4574 9148