The Number

42018

Forty-Two Thousand and Eightteen

In Base 8 Octal Is

1220428

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

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

Nearby Numbers

Positive, nonzero integers within three units

42015
1220378
Forty-Two Thousand and Fifteen in Base 8 Octal
42016
1220408
Forty-Two Thousand and Sixteen in Base 8 Octal
42017
1220418
Forty-Two Thousand and Seventeen in Base 8 Octal
42019
1220438
Forty-Two Thousand and Nineteen in Base 8 Octal
42020
1220448
Forty-Two Thousand and Twenty in Base 8 Octal
42021
1220458
Forty-Two Thousand and Twenty-One in Base 8 Octal

Scientific Notation

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

4.2018e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000617222506244316448

The reciprocal of 42018 in Base 8 Octal.

Palindrome?

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

The number 1220428 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 eightteen is a composite number with 16 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 eightteen is a composite number with 16 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 eightteen has the following 4 prime factors:

2
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
47
578
Forty-Seven in Base 8 Octal
149
2258
One Hundred and Forty-Nine in Base 8 Octal

Prime Factorization

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

281 · 381 · 5781 · 22581 = 1220428

Base Conversions

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