The Number

261042

Two Hundred and Sixty-One Thousand and Forty-Two

In Base 7 Septenary Is

21350257

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

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

Nearby Numbers

Positive, nonzero integers within three units

261039
21350227
Two Hundred and Sixty-One Thousand and Thirty-Nine in Base 7 Septenary
261040
21350237
Two Hundred and Sixty-One Thousand and Forty in Base 7 Septenary
261041
21350247
Two Hundred and Sixty-One Thousand and Forty-One in Base 7 Septenary
261043
21350267
Two Hundred and Sixty-One Thousand and Forty-Three in Base 7 Septenary
261044
21350307
Two Hundred and Sixty-One Thousand and Forty-Four in Base 7 Septenary
261045
21350317
Two Hundred and Sixty-One 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.

2.61042e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000031040513513014442617

The reciprocal of 261042 in Base 7 Septenary.

Palindrome?

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

The number 21350257 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 sixty-one thousand and forty-two 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.

Two hundred and sixty-one thousand and forty-two 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 two hundred and sixty-one thousand and forty-two has the following 4 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
139
2567
One Hundred and Thirty-Nine in Base 7 Septenary
313
6257
Three Hundred and Thirteen 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 · 25671 · 62571 = 21350257

Base Conversions

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