Search a number
-
+
40095 = 36511
BaseRepresentation
bin1001110010011111
32001000000
421302133
52240340
6505343
7224616
oct116237
961000
1040095
1128140
121b253
1315333
141087d
15bd30
hex9c9f

40095 has 28 divisors (see below), whose sum is σ = 78696. Its totient is φ = 19440.

The previous prime is 40093. The next prime is 40099. The reversal of 40095 is 59004.

Adding to 40095 its reverse (59004), we get a palindrome (99099).

It is not a de Polignac number, because 40095 - 21 = 40093 is a prime.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40093) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3640 + ... + 3650.

240095 is an apocalyptic number.

40095 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40095 is a deficient number, since it is larger than the sum of its proper divisors (38601).

40095 is an equidigital number, since it uses as much as digits as its factorization.

40095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34 (or 19 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 40095 is about 200.2373591516. The cubic root of 40095 is about 34.2265721469.

The spelling of 40095 in words is "forty thousand, ninety-five".

Divisors: 1 3 5 9 11 15 27 33 45 55 81 99 135 165 243 297 405 495 729 891 1215 1485 2673 3645 4455 8019 13365 40095