The Number

12390

Twelve Thousand Three Hundred and Ninety

In Base 7 Septenary Is

510607

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

For more familiar numbers: See Twelve Thousand Three Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12387
510547
Twelve Thousand Three Hundred and Eighty-Seven in Base 7 Septenary
12388
510557
Twelve Thousand Three Hundred and Eighty-Eight in Base 7 Septenary
12389
510567
Twelve Thousand Three Hundred and Eighty-Nine in Base 7 Septenary
12391
510617
Twelve Thousand Three Hundred and Ninety-One in Base 7 Septenary
12392
510627
Twelve Thousand Three Hundred and Ninety-Two in Base 7 Septenary
12393
510637
Twelve Thousand Three Hundred and Ninety-Three in Base 7 Septenary

Scientific Notation

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

1.2390e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012331643516213216557

The reciprocal of 12390 in Base 7 Septenary.

Palindrome?

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

The number 510607 is not a palindrome.

Not A Prime Number

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

Twelve thousand three hundred and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twelve thousand three hundred and ninety is a composite number with 32 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 twelve thousand three hundred and ninety has the following 5 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
7
107
Seven in Base 7 Septenary
59
1137
Fifty-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

271 · 371 · 571 · 1071 · 11371 = 510607

Base Conversions

The number twelve thousand three hundred and ninety in 35 different bases