The Number

142987

One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Seven

In Base 11 Undecimal Is

9847911

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

142984
9847611
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Four in Base 11 Undecimal
142985
9847711
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Five in Base 11 Undecimal
142986
9847811
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Six in Base 11 Undecimal
142988
9847a11
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Eight in Base 11 Undecimal
142989
9848011
One Hundred and Forty-Two Thousand Nine Hundred and Eighty-Nine in Base 11 Undecimal
142990
9848111
One Hundred and Forty-Two Thousand Nine Hundred and Ninety in Base 11 Undecimal

Scientific Notation

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

1.42987e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000011431709a53a267a11

The reciprocal of 142987 in Base 11 Undecimal.

Palindrome?

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

The number 9847911 is not a palindrome.

Not A Prime Number

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

One hundred and forty-two thousand nine hundred and eighty-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand nine hundred and eighty-seven 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 hundred and forty-two thousand nine hundred and eighty-seven has the following 3 prime factors:

13
1211
Thirteen in Base 11 Undecimal
17
1611
Seventeen in Base 11 Undecimal
647
53911
Six Hundred and Forty-Seven in Base 11 Undecimal

Prime Factorization

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

12111 · 16111 · 539111 = 9847911

Base Conversions

The number one hundred and forty-two thousand nine hundred and eighty-seven in 35 different bases