The Number

161391

One Hundred and Sixty-One Thousand Three Hundred and Ninety-One

Nearby Numbers

Positive, nonzero integers within three units

161388
One Hundred and Sixty-One Thousand Three Hundred and Eighty-Eight
161389
One Hundred and Sixty-One Thousand Three Hundred and Eighty-Nine
161390
One Hundred and Sixty-One Thousand Three Hundred and Ninety
161392
One Hundred and Sixty-One Thousand Three Hundred and Ninety-Two
161393
One Hundred and Sixty-One Thousand Three Hundred and Ninety-Three
161394
One Hundred and Sixty-One Thousand Three Hundred and Ninety-Four

Scientific Notation

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

1.61391e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000061961323741720415

The reciprocal of 161391.

Palindrome?

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

The number 161391 is not a palindrome.

Not A Prime Number

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

One hundred and sixty-one thousand three hundred and ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and sixty-one thousand three hundred and ninety-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 one hundred and sixty-one thousand three hundred and ninety-one has the following 3 prime factors:

3
Three
23
Twenty-Three
2339
Two Thousand Three Hundred and Thirty-Nine

Prime Factorization

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

31 · 231 · 23391 = 161391

Base Conversions

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