The Number

138907

One Hundred and Thirty-Eight Thousand Nine Hundred and Seven

In Base 7 Septenary Is

11156567

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

For more familiar numbers: See One Hundred and Thirty-Eight Thousand Nine Hundred and Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138904
11156537
One Hundred and Thirty-Eight Thousand Nine Hundred and Four in Base 7 Septenary
138905
11156547
One Hundred and Thirty-Eight Thousand Nine Hundred and Five in Base 7 Septenary
138906
11156557
One Hundred and Thirty-Eight Thousand Nine Hundred and Six in Base 7 Septenary
138908
11156607
One Hundred and Thirty-Eight Thousand Nine Hundred and Eight in Base 7 Septenary
138909
11156617
One Hundred and Thirty-Eight Thousand Nine Hundred and Nine in Base 7 Septenary
138910
11156627
One Hundred and Thirty-Eight Thousand Nine Hundred and Ten in Base 7 Septenary

Scientific Notation

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

1.38907e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000056333616303022341327

The reciprocal of 138907 in Base 7 Septenary.

Palindrome?

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

The number 11156567 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 thirty-eight thousand nine hundred and seven 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.

One hundred and thirty-eight thousand nine hundred and seven 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 one hundred and thirty-eight thousand nine hundred and seven has the following 2 prime factors:

17
237
Seventeen in Base 7 Septenary
8171
325527
Eight Thousand One Hundred and Seventy-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

2371 · 3255271 = 11156567

Base Conversions

The number one hundred and thirty-eight thousand nine hundred and seven in 35 different bases