The Number

1240

One Thousand Two Hundred and Forty

In Base 7 Septenary Is

34217

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

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

Nearby Numbers

Positive, nonzero integers within three units

1237
34157
One Thousand Two Hundred and Thirty-Seven in Base 7 Septenary
1238
34167
One Thousand Two Hundred and Thirty-Eight in Base 7 Septenary
1239
34207
One Thousand Two Hundred and Thirty-Nine in Base 7 Septenary
1241
34227
One Thousand Two Hundred and Forty-One in Base 7 Septenary
1242
34237
One Thousand Two Hundred and Forty-Two in Base 7 Septenary
1243
34247
One Thousand Two Hundred and Forty-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.

1.240e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000163610142250023266227

The reciprocal of 1240 in Base 7 Septenary.

Palindrome?

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

The number 34217 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 two hundred and forty 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.

One thousand two hundred and forty 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 one thousand two hundred and forty has the following 3 prime factors:

2
27
Two in Base 7 Septenary
5
57
Five in Base 7 Septenary
31
437
Thirty-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

273 · 571 · 4371 = 34217

Base Conversions

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