The Number

1385

One Thousand Three Hundred and Eighty-Five

In Base 7 Septenary Is

40167

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

For more familiar numbers: See One Thousand Three Hundred and Eighty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1382
40137
One Thousand Three Hundred and Eighty-Two in Base 7 Septenary
1383
40147
One Thousand Three Hundred and Eighty-Three in Base 7 Septenary
1384
40157
One Thousand Three Hundred and Eighty-Four in Base 7 Septenary
1386
40207
One Thousand Three Hundred and Eighty-Six in Base 7 Septenary
1387
40217
One Thousand Three Hundred and Eighty-Seven in Base 7 Septenary
1388
40227
One Thousand Three Hundred and Eighty-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.

1.385e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000150642115112306023027

The reciprocal of 1385 in Base 7 Septenary.

Palindrome?

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

The number 40167 is not a palindrome.

Not A Prime Number

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

One thousand three hundred and eighty-five 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.

One thousand three hundred and eighty-five 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 one thousand three hundred and eighty-five has the following 2 prime factors:

5
57
Five in Base 7 Septenary
277
5447
Two Hundred and Seventy-Seven in Base 7 Septenary

Prime Factorization

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

571 · 54471 = 40167

Base Conversions

The number one thousand three hundred and eighty-five in 35 different bases