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206043032 = 231315712619
BaseRepresentation
bin11000100011111…
…11011110011000
3112100201001220102
430101333132120
5410221334112
632240114532
75051223356
oct1421773630
9470631812
10206043032
11a63401a8
1259005a48
13338c1a70
141d5167d6
151314ebc2
hexc47f798

206043032 has 32 divisors (see below), whose sum is σ = 418731600. Its totient is φ = 94483584.

The previous prime is 206043031. The next prime is 206043041. The reversal of 206043032 is 230340602.

It is a junction number, because it is equal to n+sod(n) for n = 206042995 and 206043013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206043031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10019 + ... + 22637.

Almost surely, 2206043032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206043032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209365800).

206043032 is an abundant number, since it is smaller than the sum of its proper divisors (212688568).

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

206043032 is a wasteful number, since it uses less digits than its factorization.

206043032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12795 (or 12791 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 206043032 is about 14354.1991068816. The cubic root of 206043032 is about 590.6351791943.

Adding to 206043032 its reverse (230340602), we get a palindrome (436383634).

The spelling of 206043032 in words is "two hundred six million, forty-three thousand, thirty-two".

Divisors: 1 2 4 8 13 26 52 104 157 314 628 1256 2041 4082 8164 12619 16328 25238 50476 100952 164047 328094 656188 1312376 1981183 3962366 7924732 15849464 25755379 51510758 103021516 206043032