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206883 = 32127181
BaseRepresentation
bin110010100000100011
3101111210100
4302200203
523110013
64233443
71521105
oct624043
9344710
10206883
11131486
129b883
1373221
1455575
1541473
hex32823

206883 has 12 divisors (see below), whose sum is σ = 302848. Its totient is φ = 136080.

The previous prime is 206879. The next prime is 206887. The reversal of 206883 is 388602.

206883 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (206879) and next prime (206887).

It is not a de Polignac number, because 206883 - 22 = 206879 is a prime.

It is a Duffinian number.

206883 is a lucky number.

It is a nialpdrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 206883.

It is not an unprimeable number, because it can be changed into a prime (206887) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1053 + ... + 1233.

2206883 is an apocalyptic number.

206883 is a deficient number, since it is larger than the sum of its proper divisors (95965).

206883 is a wasteful number, since it uses less digits than its factorization.

206883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 206883 is about 454.8439292768. The cubic root of 206883 is about 59.1436697861.

It can be divided in two parts, 206 and 883, that added together give a square (1089 = 332).

The spelling of 206883 in words is "two hundred six thousand, eight hundred eighty-three".

Divisors: 1 3 9 127 181 381 543 1143 1629 22987 68961 206883