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BaseRepresentation
bin10111001011110
3121021122
42321132
5334440
6130542
746415
oct27136
917248
1011870
118a11
126a52
135531
14447c
1537b5
hex2e5e

11870 has 8 divisors (see below), whose sum is σ = 21384. Its totient is φ = 4744.

The previous prime is 11867. The next prime is 11887. The reversal of 11870 is 7811.

11870 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

11870 is strictly pandigital in base 6.

It is a Curzon number.

It is a plaindrome in base 14.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584 + ... + 603.

It is an arithmetic number, because the mean of its divisors is an integer number (2673).

211870 is an apocalyptic number.

11870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11870 is a deficient number, since it is larger than the sum of its proper divisors (9514).

11870 is a wasteful number, since it uses less digits than its factorization.

11870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 11870 is about 108.9495295997. The cubic root of 11870 is about 22.8113106905.

The spelling of 11870 in words is "eleven thousand, eight hundred seventy".

Divisors: 1 2 5 10 1187 2374 5935 11870