The Number

213855

Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Five

In Base 7 Septenary Is

15503257

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

For more familiar numbers: See Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213852
15503227
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Two in Base 7 Septenary
213853
15503237
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Three in Base 7 Septenary
213854
15503247
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Four in Base 7 Septenary
213856
15503267
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Six in Base 7 Septenary
213857
15503307
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-Seven in Base 7 Septenary
213858
15503317
Two Hundred and Thirteen Thousand Eight Hundred and Fifty-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.

2.13855e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000035646052360204031647

The reciprocal of 213855 in Base 7 Septenary.

Palindrome?

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

The number 15503257 is not a palindrome.

Not A Prime Number

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

Two hundred and thirteen thousand eight hundred and fifty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand eight hundred and fifty-five is a composite number with 16 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 two hundred and thirteen thousand eight hundred and fifty-five has the following 4 prime factors:

3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
53
1047
Fifty-Three in Base 7 Septenary
269
5337
Two Hundred and Sixty-Nine in Base 7 Septenary

Prime Factorization

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

371 · 571 · 10471 · 53371 = 15503257

Base Conversions

The number two hundred and thirteen thousand eight hundred and fifty-five in 35 different bases