The Number

40042

Forty Thousand and Forty-Two

In Base 7 Septenary Is

2245127

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

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

Nearby Numbers

Positive, nonzero integers within three units

40039
2245067
Forty Thousand and Thirty-Nine in Base 7 Septenary
40040
2245107
Forty Thousand and Forty in Base 7 Septenary
40041
2245117
Forty Thousand and Forty-One in Base 7 Septenary
40043
2245137
Forty Thousand and Forty-Three in Base 7 Septenary
40044
2245147
Forty Thousand and Forty-Four in Base 7 Septenary
40045
2245157
Forty Thousand and Forty-Five in Base 7 Septenary

Scientific Notation

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

4.0042e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000026365321406556134047

The reciprocal of 40042 in Base 7 Septenary.

Palindrome?

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

The number 2245127 is not a palindrome.

Not A Prime Number

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

Forty thousand and forty-two is a composite number with 4 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Forty thousand and forty-two is a composite number with 4 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 thousand and forty-two has the following 2 prime factors:

2
27
Two in Base 7 Septenary
20021
1122417
Twenty Thousand and Twenty-One in Base 7 Septenary

Prime Factorization

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

271 · 11224171 = 2245127

Base Conversions

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