The Number

2128

Two Thousand One Hundred and Twenty-Eight

In Base 7 Septenary Is

61307

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

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

Nearby Numbers

Positive, nonzero integers within three units

2125
61247
Two Thousand One Hundred and Twenty-Five in Base 7 Septenary
2126
61257
Two Thousand One Hundred and Twenty-Six in Base 7 Septenary
2127
61267
Two Thousand One Hundred and Twenty-Seven in Base 7 Septenary
2129
61317
Two Thousand One Hundred and Twenty-Nine in Base 7 Septenary
2130
61327
Two Thousand One Hundred and Thirty in Base 7 Septenary
2131
61337
Two Thousand One Hundred and Thirty-One in Base 7 Septenary

Scientific Notation

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

2.128e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000106200106200106200127

The reciprocal of 2128 in Base 7 Septenary.

Palindrome?

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

The number 61307 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and twenty-eight is a composite number with 20 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Two thousand one hundred and twenty-eight is a composite number with 20 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 thousand one hundred and twenty-eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
7
107
Seven in Base 7 Septenary
19
257
Nineteen in Base 7 Septenary

Prime Factorization

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

274 · 1071 · 2571 = 61307

Base Conversions

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