The Number

42365

Forty-Two Thousand Three Hundred and Sixty-Five

In Base 21 Unovigesimal Is

4c1821

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

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

Nearby Numbers

Positive, nonzero integers within three units

42362
4c1521
Forty-Two Thousand Three Hundred and Sixty-Two in Base 21 Unovigesimal
42363
4c1621
Forty-Two Thousand Three Hundred and Sixty-Three in Base 21 Unovigesimal
42364
4c1721
Forty-Two Thousand Three Hundred and Sixty-Four in Base 21 Unovigesimal
42366
4c1921
Forty-Two Thousand Three Hundred and Sixty-Six in Base 21 Unovigesimal
42367
4c1a21
Forty-Two Thousand Three Hundred and Sixty-Seven in Base 21 Unovigesimal
42368
4c1b21
Forty-Two Thousand Three Hundred and Sixty-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.

4.2365e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004c89cb6ek183621

The reciprocal of 42365 in Base 21 Unovigesimal.

Palindrome?

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

The number 4c1821 is not a palindrome.

Not A Prime Number

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

Forty-two thousand three hundred and sixty-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.

Forty-two thousand three hundred and sixty-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 forty-two thousand three hundred and sixty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
229
aj21
Two Hundred and Twenty-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 · 1g211 · aj211 = 4c1821

Base Conversions

The number forty-two thousand three hundred and sixty-five in 35 different bases