The Number

1661

One Thousand Six Hundred and Sixty-One

In Base 14 Quattuordecimal Is

86914

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1658
86614
One Thousand Six Hundred and Fifty-Eight in Base 14 Quattuordecimal
1659
86714
One Thousand Six Hundred and Fifty-Nine in Base 14 Quattuordecimal
1660
86814
One Thousand Six Hundred and Sixty in Base 14 Quattuordecimal
1662
86a14
One Thousand Six Hundred and Sixty-Two in Base 14 Quattuordecimal
1663
86b14
One Thousand Six Hundred and Sixty-Three in Base 14 Quattuordecimal
1664
86c14
One Thousand Six Hundred and Sixty-Four in Base 14 Quattuordecimal

Scientific Notation

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

1.661e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00191b1c4584d21214

The reciprocal of 1661 in Base 14 Quattuordecimal.

Palindrome?

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

The number 86914 is not a palindrome.

Not A Prime Number

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

One thousand six hundred and sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

One thousand six hundred and sixty-one 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 one thousand six hundred and sixty-one has the following 2 prime factors:

11
b14
Eleven in Base 14 Quattuordecimal
151
ab14
One Hundred and Fifty-One in Base 14 Quattuordecimal

Prime Factorization

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

b141 · ab141 = 86914

Base Conversions

The number one thousand six hundred and sixty-one in 35 different bases