The Number

221165

Two Hundred and Twenty-One Thousand One Hundred and Sixty-Five

In Base 12 Duodecimal Is

a7ba512

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

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

Nearby Numbers

Positive, nonzero integers within three units

221162
a7ba212
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Two in Base 12 Duodecimal
221163
a7ba312
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Three in Base 12 Duodecimal
221164
a7ba412
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Four in Base 12 Duodecimal
221166
a7ba612
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Six in Base 12 Duodecimal
221167
a7ba712
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Seven in Base 12 Duodecimal
221168
a7ba812
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Eight in Base 12 Duodecimal

Scientific Notation

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

2.21165e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00001160200706a0678712

The reciprocal of 221165 in Base 12 Duodecimal.

Palindrome?

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

The number a7ba512 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 twenty-one thousand one hundred and sixty-five 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.

Two hundred and twenty-one thousand one hundred and sixty-five 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 two hundred and twenty-one thousand one hundred and sixty-five has the following 4 prime factors:

5
512
Five in Base 12 Duodecimal
7
712
Seven in Base 12 Duodecimal
71
5b12
Seventy-One in Base 12 Duodecimal
89
7512
Eighty-Nine in Base 12 Duodecimal

Prime Factorization

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

5121 · 7121 · 5b121 · 75121 = a7ba512

Base Conversions

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