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213692 = 22411303
BaseRepresentation
bin110100001010111100
3101212010112
4310022330
523314232
64325152
71550003
oct641274
9355115
10213692
11136606
12a37b8
137635b
1457c3a
15434b2
hex342bc

213692 has 12 divisors (see below), whose sum is σ = 383376. Its totient is φ = 104160.

The previous prime is 213659. The next prime is 213713. The reversal of 213692 is 296312.

213692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

213692 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 in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 815.

It is an arithmetic number, because the mean of its divisors is an integer number (31948).

2213692 is an apocalyptic number.

It is an amenable number.

213692 is a deficient number, since it is larger than the sum of its proper divisors (169684).

213692 is a wasteful number, since it uses less digits than its factorization.

213692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348 (or 1346 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 213692 is about 462.2683203509. The cubic root of 213692 is about 59.7855305909.

The spelling of 213692 in words is "two hundred thirteen thousand, six hundred ninety-two".

Divisors: 1 2 4 41 82 164 1303 2606 5212 53423 106846 213692