The Number

142890

One Hundred and Forty-Two Thousand Eight Hundred and Ninety

In Base 7 Septenary Is

11334067

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

For more familiar numbers: See One Hundred and Forty-Two Thousand Eight Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

142887
11334037
One Hundred and Forty-Two Thousand Eight Hundred and Eighty-Seven in Base 7 Septenary
142888
11334047
One Hundred and Forty-Two Thousand Eight Hundred and Eighty-Eight in Base 7 Septenary
142889
11334057
One Hundred and Forty-Two Thousand Eight Hundred and Eighty-Nine in Base 7 Septenary
142891
11334107
One Hundred and Forty-Two Thousand Eight Hundred and Ninety-One in Base 7 Septenary
142892
11334117
One Hundred and Forty-Two Thousand Eight Hundred and Ninety-Two in Base 7 Septenary
142893
11334127
One Hundred and Forty-Two Thousand Eight Hundred and Ninety-Three in Base 7 Septenary

Scientific Notation

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

1.42890e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000055226050551622553417

The reciprocal of 142890 in Base 7 Septenary.

Palindrome?

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

The number 11334067 is not a palindrome.

Not A Prime Number

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

One hundred and forty-two thousand eight hundred and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

One hundred and forty-two thousand eight hundred and ninety is a composite number with 32 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 one hundred and forty-two thousand eight hundred and ninety has the following 5 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
433
11567
Four Hundred and Thirty-Three 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 · 371 · 571 · 1471 · 115671 = 11334067

Base Conversions

The number one hundred and forty-two thousand eight hundred and ninety in 35 different bases