The Number

81269

Eighty-One Thousand Two Hundred and Sixty-Nine

In Base 13 Tridecimal Is

2acb613

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81266
2acb313
Eighty-One Thousand Two Hundred and Sixty-Six in Base 13 Tridecimal
81267
2acb413
Eighty-One Thousand Two Hundred and Sixty-Seven in Base 13 Tridecimal
81268
2acb513
Eighty-One Thousand Two Hundred and Sixty-Eight in Base 13 Tridecimal
81270
2acb713
Eighty-One Thousand Two Hundred and Seventy in Base 13 Tridecimal
81271
2acb813
Eighty-One Thousand Two Hundred and Seventy-One in Base 13 Tridecimal
81272
2acb913
Eighty-One Thousand Two Hundred and Seventy-Two in Base 13 Tridecimal

Scientific Notation

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

8.1269e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004751552b476aba713

The reciprocal of 81269 in Base 13 Tridecimal.

Palindrome?

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

The number 2acb613 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand two hundred and sixty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand two hundred and sixty-nine 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 eighty-one thousand two hundred and sixty-nine has the following 2 prime factors:

181
10c13
One Hundred and Eighty-One in Base 13 Tridecimal
449
28713
Four Hundred and Forty-Nine in Base 13 Tridecimal

Prime Factorization

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

10c131 · 287131 = 2acb613

Base Conversions

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