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11910 = 235397
BaseRepresentation
bin10111010000110
3121100010
42322012
5340120
6131050
746503
oct27206
917303
1011910
118a48
126a86
135562
1444aa
1537e0
hex2e86

11910 has 16 divisors (see below), whose sum is σ = 28656. Its totient is φ = 3168.

The previous prime is 11909. The next prime is 11923. The reversal of 11910 is 1911.

11910 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 14.

It is a zygodrome in base 14.

It is a congruent number.

It is an unprimeable 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, 169 + ... + 228.

It is an arithmetic number, because the mean of its divisors is an integer number (1791).

211910 is an apocalyptic number.

11910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11910 is an abundant number, since it is smaller than the sum of its proper divisors (16746).

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 (14328).

11910 is a wasteful number, since it uses less digits than its factorization.

11910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 11910 is about 109.1329464461. The cubic root of 11910 is about 22.8369054505.

Subtracting from 11910 its reverse (1911), we obtain a palindrome (9999).

The spelling of 11910 in words is "eleven thousand, nine hundred ten".

Divisors: 1 2 3 5 6 10 15 30 397 794 1191 1985 2382 3970 5955 11910