The Number

247

Two Hundred and Forty-Seven

In Base 11 Undecimal Is

20511

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

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

Nearby Numbers

Positive, nonzero integers within three units

244
20211
Two Hundred and Forty-Four in Base 11 Undecimal
245
20311
Two Hundred and Forty-Five in Base 11 Undecimal
246
20411
Two Hundred and Forty-Six in Base 11 Undecimal
248
20611
Two Hundred and Forty-Eight in Base 11 Undecimal
249
20711
Two Hundred and Forty-Nine in Base 11 Undecimal
250
20811
Two Hundred and Fifty in Base 11 Undecimal

Scientific Notation

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

2.47e2

Reciprocal

A number multiplied with its reciprocal is one.

0.005430347a2200543511

The reciprocal of 247 in Base 11 Undecimal.

Palindrome?

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

The number 20511 is not a palindrome.

Not A Prime Number

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

Two hundred and forty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Two hundred and forty-seven is a composite number with 4 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 two hundred and forty-seven has the following 2 prime factors:

13
1211
Thirteen in Base 11 Undecimal
19
1811
Nineteen 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 · 18111 = 20511

Base Conversions

The number two hundred and forty-seven in 35 different bases