The Number

4021

Four Thousand and Twenty-One

In Base 8 Octal Is

76658

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

4018
76628
Four Thousand and Eightteen in Base 8 Octal
4019
76638
Four Thousand and Nineteen in Base 8 Octal
4020
76648
Four Thousand and Twenty in Base 8 Octal
4022
76668
Four Thousand and Twenty-Two in Base 8 Octal
4023
76678
Four Thousand and Twenty-Three in Base 8 Octal
4024
76708
Four Thousand and Twenty-Four in Base 8 Octal

Scientific Notation

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

4.021e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0001011431417257660438

The reciprocal of 4021 in Base 8 Octal.

Palindrome?

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

The number 76658 is not a palindrome.

A Prime Number

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

Four thousand and twenty-one is the 556th prime number.   See primes in Base 8 Octal

Not A Composite

Composites have more than just these two factors.

Four Thousand and Twenty-One is not a composite number because it has exactly two factors: One and Four Thousand and Twenty-One

Prime Factors

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

The number four thousand and twenty-one has the following 1 prime factor:

4021
76658
Four Thousand and Twenty-One in Base 8 Octal

Prime Factorization

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

766581 = 76658

Base Conversions

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