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6672802285 = 51334560457
BaseRepresentation
bin1100011011011101…
…01110000111101101
3122020001001110220101
412031232232013231
5102131214133120
63022045151101
7324233612032
oct61556560755
918201043811
106672802285
112914694136
12136285b491
138245a4826
14474307389
15290c3690a
hex18dbae1ed

6672802285 has 4 divisors (see below), whose sum is σ = 8007362748. Its totient is φ = 5338241824.

The previous prime is 6672802163. The next prime is 6672802313. The reversal of 6672802285 is 5822082766.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3929033124 + 2743769161 = 62682^2 + 52381^2 .

It is a cyclic number.

It is not a de Polignac number, because 6672802285 - 215 = 6672769517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667280224 + ... + 667280233.

It is an arithmetic number, because the mean of its divisors is an integer number (2001840687).

Almost surely, 26672802285 is an apocalyptic number.

It is an amenable number.

6672802285 is a deficient number, since it is larger than the sum of its proper divisors (1334560463).

6672802285 is a wasteful number, since it uses less digits than its factorization.

6672802285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334560462.

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 6672802285 is about 81687.2222872096. Note that the first 4 decimals coincide. The cubic root of 6672802285 is about 1882.6492645134.

The spelling of 6672802285 in words is "six billion, six hundred seventy-two million, eight hundred two thousand, two hundred eighty-five".

Divisors: 1 5 1334560457 6672802285