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206424713 = 1125773019
BaseRepresentation
bin11000100110111…
…00101010001001
3112101102110110202
430103130222021
5410321042323
632252221545
75054403215
oct1423345211
9471373422
10206424713
11a6580a40
125916a8b5
13339c6701
141d5b5945
15131c7d28
hexc4dca89

206424713 has 8 divisors (see below), whose sum is σ = 226069920. Its totient is φ = 186926080.

The previous prime is 206424689. The next prime is 206424763. The reversal of 206424713 is 317424602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 206424713 - 28 = 206424457 is a prime.

It is a super-2 number, since 2×2064247132 = 85222324274264738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206424763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33683 + ... + 39336.

It is an arithmetic number, because the mean of its divisors is an integer number (28258740).

Almost surely, 2206424713 is an apocalyptic number.

It is an amenable number.

206424713 is a deficient number, since it is larger than the sum of its proper divisors (19645207).

206424713 is a wasteful number, since it uses less digits than its factorization.

206424713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73287.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 206424713 is about 14367.4880546322. The cubic root of 206424713 is about 590.9996583456. Note that the first 3 decimals are identical.

The spelling of 206424713 in words is "two hundred six million, four hundred twenty-four thousand, seven hundred thirteen".

Divisors: 1 11 257 2827 73019 803209 18765883 206424713