The Number

42045

Forty-Two Thousand and Forty-Five

In Base 8 Octal Is

1220758

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

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

Nearby Numbers

Positive, nonzero integers within three units

42042
1220728
Forty-Two Thousand and Forty-Two in Base 8 Octal
42043
1220738
Forty-Two Thousand and Forty-Three in Base 8 Octal
42044
1220748
Forty-Two Thousand and Forty-Four in Base 8 Octal
42046
1220768
Forty-Two Thousand and Forty-Six in Base 8 Octal
42047
1220778
Forty-Two Thousand and Forty-Seven in Base 8 Octal
42048
1221008
Forty-Two Thousand and Forty-Eight in Base 8 Octal

Scientific Notation

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

4.2045e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000006170172661064345368

The reciprocal of 42045 in Base 8 Octal.

Palindrome?

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

The number 1220758 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 and forty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

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

3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
2803
53638
Two Thousand Eight Hundred and 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

381 · 581 · 536381 = 1220758

Base Conversions

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