The Number

21497

Twenty-One Thousand Four Hundred and Ninety-Seven

In Base 7 Septenary Is

1164507

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

For more familiar numbers: See Twenty-One Thousand Four Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21494
1164447
Twenty-One Thousand Four Hundred and Ninety-Four in Base 7 Septenary
21495
1164457
Twenty-One Thousand Four Hundred and Ninety-Five in Base 7 Septenary
21496
1164467
Twenty-One Thousand Four Hundred and Ninety-Six in Base 7 Septenary
21498
1164517
Twenty-One Thousand Four Hundred and Ninety-Eight in Base 7 Septenary
21499
1164527
Twenty-One Thousand Four Hundred and Ninety-Nine in Base 7 Septenary
21500
1164537
Twenty-One Thousand Five Hundred in Base 7 Septenary

Scientific Notation

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

2.1497e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000053211134332356603457

The reciprocal of 21497 in Base 7 Septenary.

Palindrome?

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

The number 1164507 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand four hundred and ninety-seven 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.

Twenty-one thousand four hundred and ninety-seven 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 twenty-one thousand four hundred and ninety-seven has the following 3 prime factors:

7
107
Seven in Base 7 Septenary
37
527
Thirty-Seven in Base 7 Septenary
83
1467
Eighty-Three in Base 7 Septenary

Prime Factorization

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

1071 · 5271 · 14671 = 1164507

Base Conversions

The number twenty-one thousand four hundred and ninety-seven in 35 different bases