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206260027 = 1669123583
BaseRepresentation
bin11000100101101…
…00011100111011
3112101010002120021
430102310130323
5410300310102
632244511311
75053116121
oct1422643473
9471102507
10206260027
11a6479236
12590ab537
133396976c
141d571911
1513194137
hexc4b473b

206260027 has 4 divisors (see below), whose sum is σ = 206385280. Its totient is φ = 206134776.

The previous prime is 206260013. The next prime is 206260039. The reversal of 206260027 is 720062602.

It is a happy number.

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 206260027 - 211 = 206257979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 206259983 and 206260010.

It is not an unprimeable number, because it can be changed into a prime (206260097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60123 + ... + 63460.

It is an arithmetic number, because the mean of its divisors is an integer number (51596320).

Almost surely, 2206260027 is an apocalyptic number.

206260027 is a deficient number, since it is larger than the sum of its proper divisors (125253).

206260027 is a wasteful number, since it uses less digits than its factorization.

206260027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125252.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 206260027 is about 14361.7557074335. The cubic root of 206260027 is about 590.8424496745.

The spelling of 206260027 in words is "two hundred six million, two hundred sixty thousand, twenty-seven".

Divisors: 1 1669 123583 206260027