The Number

1660

One Thousand Six Hundred and Sixty

In Base 8 Octal Is

31748

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1657
31718
One Thousand Six Hundred and Fifty-Seven in Base 8 Octal
1658
31728
One Thousand Six Hundred and Fifty-Eight in Base 8 Octal
1659
31738
One Thousand Six Hundred and Fifty-Nine in Base 8 Octal
1661
31758
One Thousand Six Hundred and Sixty-One in Base 8 Octal
1662
31768
One Thousand Six Hundred and Sixty-Two in Base 8 Octal
1663
31778
One Thousand Six Hundred and Sixty-Three in Base 8 Octal

Scientific Notation

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

1.660e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0002357260331106245258

The reciprocal of 1660 in Base 8 Octal.

Palindrome?

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

The number 31748 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 is a composite number with 12 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

One thousand six hundred and sixty is a composite number with 12 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 has the following 3 prime factors:

2
28
Two in Base 8 Octal
5
58
Five in Base 8 Octal
83
1238
Eighty-Three in Base 8 Octal

Prime Factorization

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

282 · 581 · 12381 = 31748

Base Conversions

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