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830860 = 22541543
BaseRepresentation
bin11001010110110001100
31120012201121
43022312030
5203041420
625450324
710030222
oct3126614
91505647
10830860
11518268
123409a4
13231244
14178b12
151162aa
hexcad8c

830860 has 12 divisors (see below), whose sum is σ = 1744848. Its totient is φ = 332336.

The previous prime is 830849. The next prime is 830861. The reversal of 830860 is 68038.

830860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (830861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20752 + ... + 20791.

It is an arithmetic number, because the mean of its divisors is an integer number (145404).

2830860 is an apocalyptic number.

It is an amenable number.

830860 is an abundant number, since it is smaller than the sum of its proper divisors (913988).

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

830860 is a wasteful number, since it uses less digits than its factorization.

830860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41552 (or 41550 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 830860 is about 911.5152220342. The cubic root of 830860 is about 94.0104107980.

Adding to 830860 its reverse (68038), we get a palindrome (898898).

The spelling of 830860 in words is "eight hundred thirty thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 41543 83086 166172 207715 415430 830860