Search a number
-
+
6807054331 = 7111272113299
BaseRepresentation
bin1100101011011101…
…10110011111111011
3122120101200012002101
412111232312133323
5102420101214311
63043242444231
7330454002310
oct62556663773
918511605071
106807054331
11298344a740
12139b803677
1384634b7cc
14488092d07
1529c904ec1
hex195bb67fb

6807054331 has 32 divisors (see below), whose sum is σ = 8596684800. Its totient is φ = 5235904800.

The previous prime is 6807054313. The next prime is 6807054341. The reversal of 6807054331 is 1334507086.

It is not a de Polignac number, because 6807054331 - 25 = 6807054299 is a prime.

It is a super-2 number, since 2×68070543312 = 92671977330371715122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6807054301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2061720 + ... + 2065018.

It is an arithmetic number, because the mean of its divisors is an integer number (268646400).

Almost surely, 26807054331 is an apocalyptic number.

6807054331 is a deficient number, since it is larger than the sum of its proper divisors (1789630469).

6807054331 is a wasteful number, since it uses less digits than its factorization.

6807054331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 6807054331 is about 82504.8745893235. The cubic root of 6807054331 is about 1895.1913796918.

The spelling of 6807054331 in words is "six billion, eight hundred seven million, fifty-four thousand, three hundred thirty-one".

Divisors: 1 7 11 77 127 211 889 1397 1477 2321 3299 9779 16247 23093 26797 36289 187579 254023 294767 418973 696089 2063369 2932811 4608703 4872623 7656979 32260921 53598853 88403303 618823121 972436333 6807054331