The Number

81221

Eighty-One Thousand Two Hundred and Twenty-One

In Base 3 Ternary Is

110101020123

The numbers with a 3 subscript use Base 3 Ternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81218
110101020023
Eighty-One Thousand Two Hundred and Eightteen in Base 3 Ternary
81219
110101020103
Eighty-One Thousand Two Hundred and Nineteen in Base 3 Ternary
81220
110101020113
Eighty-One Thousand Two Hundred and Twenty in Base 3 Ternary
81222
110101020203
Eighty-One Thousand Two Hundred and Twenty-Two in Base 3 Ternary
81223
110101020213
Eighty-One Thousand Two Hundred and Twenty-Three in Base 3 Ternary
81224
110101020223
Eighty-One Thousand Two Hundred and Twenty-Four in Base 3 Ternary

Scientific Notation

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

8.1221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000000020112122221202221221200011211021223

The reciprocal of 81221 in Base 3 Ternary.

Palindrome?

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

The number 110101020123 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 twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

Eighty-one thousand two hundred and twenty-one 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 eighty-one thousand two hundred and twenty-one has the following 3 prime factors:

7
213
Seven in Base 3 Ternary
41
11123
Forty-One in Base 3 Ternary
283
1011113
Two Hundred and Eighty-Three in Base 3 Ternary

Prime Factorization

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

2131 · 111231 · 10111131 = 110101020123

Base Conversions

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