The Number

28121

Twenty-Eight Thousand One Hundred and Twenty-One

In Base 7 Septenary Is

1446627

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

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

Nearby Numbers

Positive, nonzero integers within three units

28118
1446567
Twenty-Eight Thousand One Hundred and Eightteen in Base 7 Septenary
28119
1446607
Twenty-Eight Thousand One Hundred and Nineteen in Base 7 Septenary
28120
1446617
Twenty-Eight Thousand One Hundred and Twenty in Base 7 Septenary
28122
1446637
Twenty-Eight Thousand One Hundred and Twenty-Two in Base 7 Septenary
28123
1446647
Twenty-Eight Thousand One Hundred and Twenty-Three in Base 7 Septenary
28124
1446657
Twenty-Eight Thousand One Hundred and Twenty-Four in Base 7 Septenary

Scientific Notation

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

2.8121e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000041166664416000123627

The reciprocal of 28121 in Base 7 Septenary.

Palindrome?

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

The number 1446627 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand one hundred and twenty-one 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.

Twenty-eight thousand one hundred and twenty-one 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 twenty-eight thousand one hundred and twenty-one has the following 2 prime factors:

61
1157
Sixty-One in Base 7 Septenary
461
12267
Four Hundred and Sixty-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

11571 · 122671 = 1446627

Base Conversions

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