The Number

1240

One Thousand Two Hundred and Forty

In Base 12 Duodecimal Is

87412

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1237
87112
One Thousand Two Hundred and Thirty-Seven in Base 12 Duodecimal
1238
87212
One Thousand Two Hundred and Thirty-Eight in Base 12 Duodecimal
1239
87312
One Thousand Two Hundred and Thirty-Nine in Base 12 Duodecimal
1241
87512
One Thousand Two Hundred and Forty-One in Base 12 Duodecimal
1242
87612
One Thousand Two Hundred and Forty-Two in Base 12 Duodecimal
1243
87712
One Thousand Two Hundred and Forty-Three in Base 12 Duodecimal

Scientific Notation

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

1.240e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00148807522b377b8312

The reciprocal of 1240 in Base 12 Duodecimal.

Palindrome?

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

The number 87412 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 two hundred and forty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and forty is a composite number with 16 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 two hundred and forty has the following 3 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
31
2712
Thirty-One in Base 12 Duodecimal

Prime Factorization

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

2123 · 5121 · 27121 = 87412

Base Conversions

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