The Number

200405

Two Hundred Thousand Four Hundred and Five

In Base 21 Unovigesimal Is

10d9221

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Two Hundred Thousand Four Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

200402
10d8k21
Two Hundred Thousand Four Hundred and Two in Base 21 Unovigesimal
200403
10d9021
Two Hundred Thousand Four Hundred and Three in Base 21 Unovigesimal
200404
10d9121
Two Hundred Thousand Four Hundred and Four in Base 21 Unovigesimal
200406
10d9321
Two Hundred Thousand Four Hundred and Six in Base 21 Unovigesimal
200407
10d9421
Two Hundred Thousand Four Hundred and Seven in Base 21 Unovigesimal
200408
10d9521
Two Hundred Thousand Four Hundred and Eight in Base 21 Unovigesimal

Scientific Notation

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

2.00405e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000k7k528860j1421

The reciprocal of 200405 in Base 21 Unovigesimal.

Palindrome?

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

The number 10d9221 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 thousand four hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred thousand four hundred and five 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 two hundred thousand four hundred and five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
149
7221
One Hundred and Forty-Nine in Base 21 Unovigesimal
269
ch21
Two Hundred and Sixty-Nine in Base 21 Unovigesimal

Prime Factorization

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

5211 · 72211 · ch211 = 10d9221

Base Conversions

The number two hundred thousand four hundred and five in 35 different bases