The Number

1540

One Thousand Five Hundred and Forty

In Base 18 Octodecimal Is

4da18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See One Thousand Five Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1537
4d718
One Thousand Five Hundred and Thirty-Seven in Base 18 Octodecimal
1538
4d818
One Thousand Five Hundred and Thirty-Eight in Base 18 Octodecimal
1539
4d918
One Thousand Five Hundred and Thirty-Nine in Base 18 Octodecimal
1541
4db18
One Thousand Five Hundred and Forty-One in Base 18 Octodecimal
1542
4dc18
One Thousand Five Hundred and Forty-Two in Base 18 Octodecimal
1543
4dd18
One Thousand Five Hundred and Forty-Three in Base 18 Octodecimal

Scientific Notation

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

1.540e3

Reciprocal

A number multiplied with its reciprocal is one.

0.003e2hf8a01c55h18

The reciprocal of 1540 in Base 18 Octodecimal.

Palindrome?

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

The number 4da18 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 five hundred and forty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One thousand five hundred and forty is a composite number with 24 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 five hundred and forty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal

Prime Factorization

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

2182 · 5181 · 7181 · b181 = 4da18

Base Conversions

The number one thousand five hundred and forty in 35 different bases