Search a number
-
+
6805672275 = 35290742297
BaseRepresentation
bin1100101011010011…
…00101000101010011
3122120022001222021010
412111221211011103
5102414223003100
63043153102003
7330436155063
oct62551450523
918508058233
106805672275
112982696346
12139b257903
13845c8671c
14487c133a3
1529c730750
hex195a65153

6805672275 has 12 divisors (see below), whose sum is σ = 11252044952. Its totient is φ = 3629691840.

The previous prime is 6805672273. The next prime is 6805672277. The reversal of 6805672275 is 5722765086.

It is an interprime number because it is at equal distance from previous prime (6805672273) and next prime (6805672277).

It is not a de Polignac number, because 6805672275 - 21 = 6805672273 is a prime.

It is a super-2 number, since 2×68056722752 = 92634350229407351250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6805672273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45371074 + ... + 45371223.

Almost surely, 26805672275 is an apocalyptic number.

6805672275 is a deficient number, since it is larger than the sum of its proper divisors (4446372677).

6805672275 is a wasteful number, since it uses less digits than its factorization.

6805672275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90742310 (or 90742305 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 48.

The square root of 6805672275 is about 82496.4985620602. The cubic root of 6805672275 is about 1895.0631089413.

The spelling of 6805672275 in words is "six billion, eight hundred five million, six hundred seventy-two thousand, two hundred seventy-five".

Divisors: 1 3 5 15 25 75 90742297 272226891 453711485 1361134455 2268557425 6805672275