The Number

42945

Forty-Two Thousand Nine Hundred and Forty-Five

In Base 7 Septenary Is

2361307

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

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

Nearby Numbers

Positive, nonzero integers within three units

42942
2361247
Forty-Two Thousand Nine Hundred and Forty-Two in Base 7 Septenary
42943
2361257
Forty-Two Thousand Nine Hundred and Forty-Three in Base 7 Septenary
42944
2361267
Forty-Two Thousand Nine Hundred and Forty-Four in Base 7 Septenary
42946
2361317
Forty-Two Thousand Nine Hundred and Forty-Six in Base 7 Septenary
42947
2361327
Forty-Two Thousand Nine Hundred and Forty-Seven in Base 7 Septenary
42948
2361337
Forty-Two Thousand Nine 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.

4.2945e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000025114414350606646067

The reciprocal of 42945 in Base 7 Septenary.

Palindrome?

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

The number 2361307 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 nine hundred and forty-five is a composite number with 16 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 nine hundred and forty-five is a composite number with 16 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 nine hundred and forty-five has the following 4 prime factors:

3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
7
107
Seven in Base 7 Septenary
409
11237
Four Hundred and 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 · 571 · 1071 · 112371 = 2361307

Base Conversions

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