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206296039 = 238969393
BaseRepresentation
bin11000100101111…
…01001111100111
3112101011220222001
430102331033213
5410302433124
632245350131
75053326115
oct1422751747
9471156861
10206296039
11a64a32a4
1259108347
133397cc81
141d580ab5
151319eb44
hexc4bd3e7

206296039 has 4 divisors (see below), whose sum is σ = 215265456. Its totient is φ = 197326624.

The previous prime is 206296033. The next prime is 206296043. The reversal of 206296039 is 930692602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 206296039 - 23 = 206296031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 206295989 and 206296007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206296031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4484674 + ... + 4484719.

It is an arithmetic number, because the mean of its divisors is an integer number (53816364).

Almost surely, 2206296039 is an apocalyptic number.

206296039 is a deficient number, since it is larger than the sum of its proper divisors (8969417).

206296039 is an equidigital number, since it uses as much as digits as its factorization.

206296039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969416.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 206296039 is about 14363.0093991475. The cubic root of 206296039 is about 590.8768337486.

The spelling of 206296039 in words is "two hundred six million, two hundred ninety-six thousand, thirty-nine".

Divisors: 1 23 8969393 206296039