The Number

1491

One Thousand Four Hundred and Ninety-One

In Base 19 Nonadecimal Is

42919

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1488
42619
One Thousand Four Hundred and Eighty-Eight in Base 19 Nonadecimal
1489
42719
One Thousand Four Hundred and Eighty-Nine in Base 19 Nonadecimal
1490
42819
One Thousand Four Hundred and Ninety in Base 19 Nonadecimal
1492
42a19
One Thousand Four Hundred and Ninety-Two in Base 19 Nonadecimal
1493
42b19
One Thousand Four Hundred and Ninety-Three in Base 19 Nonadecimal
1494
42c19
One Thousand Four Hundred and Ninety-Four in Base 19 Nonadecimal

Scientific Notation

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

1.491e3

Reciprocal

A number multiplied with its reciprocal is one.

0.004b7d4ach08i3h19

The reciprocal of 1491 in Base 19 Nonadecimal.

Palindrome?

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

The number 42919 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 ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

One thousand four hundred and ninety-one 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 one thousand four hundred and ninety-one has the following 3 prime factors:

3
319
Three in Base 19 Nonadecimal
7
719
Seven in Base 19 Nonadecimal
71
3e19
Seventy-One in Base 19 Nonadecimal

Prime Factorization

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

3191 · 7191 · 3e191 = 42919

Base Conversions

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