Search a number
-
+
6800610349 = 136713995581
BaseRepresentation
bin1100101010101100…
…10001010000101101
3122112221112210121101
412111112101100231
5102411424012344
63042452403101
7330345143221
oct62526212055
918487483541
106800610349
11297a849235
121399616491
13844c036c0
14487296781
1529c0809d4
hex19559142d

6800610349 has 16 divisors (see below), whose sum is σ = 7439689600. Its totient is φ = 6178265280.

The previous prime is 6800610301. The next prime is 6800610361. The reversal of 6800610349 is 9430160086.

It is a cyclic number.

It is not a de Polignac number, because 6800610349 - 27 = 6800610221 is a prime.

It is a super-2 number, since 2×68006103492 = 92496602237851803602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6800610049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215739 + ... + 1221319.

It is an arithmetic number, because the mean of its divisors is an integer number (464980600).

Almost surely, 26800610349 is an apocalyptic number.

It is an amenable number.

6800610349 is a deficient number, since it is larger than the sum of its proper divisors (639079251).

6800610349 is a wasteful number, since it uses less digits than its factorization.

6800610349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7060.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 6800610349 is about 82465.8132137191. The cubic root of 6800610349 is about 1894.5931554428.

The spelling of 6800610349 in words is "six billion, eight hundred million, six hundred ten thousand, three hundred forty-nine".

Divisors: 1 13 67 871 1399 5581 18187 72553 93733 373927 1218529 4861051 7807819 101501647 523123873 6800610349