The Number

245

Two Hundred and Forty-Five

In Base 7 Septenary Is

5007

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

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

Nearby Numbers

Positive, nonzero integers within three units

242
4647
Two Hundred and Forty-Two in Base 7 Septenary
243
4657
Two Hundred and Forty-Three in Base 7 Septenary
244
4667
Two Hundred and Forty-Four in Base 7 Septenary
246
5017
Two Hundred and Forty-Six in Base 7 Septenary
247
5027
Two Hundred and Forty-Seven in Base 7 Septenary
248
5037
Two Hundred and Forty-Eight in Base 7 Septenary

Scientific Notation

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

2.45e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0012541254125412541267

The reciprocal of 245 in Base 7 Septenary.

Palindrome?

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

The number 5007 is not a palindrome.

Not A Prime Number

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

Two hundred and forty-five is a composite number with 6 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Two hundred and forty-five is a composite number with 6 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 two hundred and forty-five has the following 2 prime factors:

5
57
Five in Base 7 Septenary
7
107
Seven in Base 7 Septenary

Prime Factorization

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

571 · 1072 = 5007

Base Conversions

The number two hundred and forty-five in 35 different bases