The Number

1421

One Thousand Four Hundred and Twenty-One

In Base 8 Octal Is

26158

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

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

Nearby Numbers

Positive, nonzero integers within three units

1418
26128
One Thousand Four Hundred and Eightteen in Base 8 Octal
1419
26138
One Thousand Four Hundred and Nineteen in Base 8 Octal
1420
26148
One Thousand Four Hundred and Twenty in Base 8 Octal
1422
26168
One Thousand Four Hundred and Twenty-Two in Base 8 Octal
1423
26178
One Thousand Four Hundred and Twenty-Three in Base 8 Octal
1424
26208
One Thousand Four Hundred 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.

1.421e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0002703650053171331218

The reciprocal of 1421 in Base 8 Octal.

Palindrome?

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

The number 26158 is not a palindrome.

Not A Prime Number

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

One thousand four hundred and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

One thousand four hundred and twenty-one is a composite number with 6 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 one thousand four hundred and twenty-one has the following 2 prime factors:

7
78
Seven in Base 8 Octal
29
358
Twenty-Nine in Base 8 Octal

Prime Factorization

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

782 · 3581 = 26158

Base Conversions

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