The Number

820385

Eight Hundred and Twenty Thousand Three Hundred and Eighty-Five

In Base 7 Septenary Is

66545367

The numbers with a 7 subscript use Base 7 Septenary notation.

For more familiar numbers: See Eight Hundred and Twenty Thousand Three Hundred and Eighty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

820382
66545337
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Two in Base 7 Septenary
820383
66545347
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Three in Base 7 Septenary
820384
66545357
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Four in Base 7 Septenary
820386
66545407
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Six in Base 7 Septenary
820387
66545417
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Seven in Base 7 Septenary
820388
66545427
Eight Hundred and Twenty Thousand Three Hundred and Eighty-Eight in Base 7 Septenary

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

8.20385e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000000100121461044423022527

The reciprocal of 820385 in Base 7 Septenary.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 66545367 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eight hundred and twenty thousand three hundred and eighty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Eight hundred and twenty thousand three hundred and eighty-five is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eight hundred and twenty thousand three hundred and eighty-five has the following 3 prime factors:

5
57
Five in Base 7 Septenary
47
657
Forty-Seven in Base 7 Septenary
3491
131157
Three Thousand Four Hundred and Ninety-One in Base 7 Septenary

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

571 · 6571 · 1311571 = 66545367

Base Conversions

The number eight hundred and twenty thousand three hundred and eighty-five in 35 different bases