The Number

42387

Forty-Two Thousand Three Hundred and Eighty-Seven

In Base 7 Septenary Is

2344027

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42384
2343667
Forty-Two Thousand Three Hundred and Eighty-Four in Base 7 Septenary
42385
2344007
Forty-Two Thousand Three Hundred and Eighty-Five in Base 7 Septenary
42386
2344017
Forty-Two Thousand Three Hundred and Eighty-Six in Base 7 Septenary
42388
2344037
Forty-Two Thousand Three Hundred and Eighty-Eight in Base 7 Septenary
42389
2344047
Forty-Two Thousand Three Hundred and Eighty-Nine in Base 7 Septenary
42390
2344057
Forty-Two Thousand Three Hundred and Ninety in Base 7 Septenary

Scientific Notation

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

4.2387e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000025300124003450055467

The reciprocal of 42387 in Base 7 Septenary.

Palindrome?

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

The number 2344027 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 eighty-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Forty-two thousand three hundred and eighty-seven 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 eighty-seven has the following 3 prime factors:

3
37
Three in Base 7 Septenary
71
1317
Seventy-One in Base 7 Septenary
199
4037
One Hundred and Ninety-Nine in Base 7 Septenary

Prime Factorization

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

371 · 13171 · 40371 = 2344027

Base Conversions

The number forty-two thousand three hundred and eighty-seven in 35 different bases