The Number

1258

One Thousand Two Hundred and Fifty-Eight

In Base 13 Tridecimal Is

75a13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1255
75713
One Thousand Two Hundred and Fifty-Five in Base 13 Tridecimal
1256
75813
One Thousand Two Hundred and Fifty-Six in Base 13 Tridecimal
1257
75913
One Thousand Two Hundred and Fifty-Seven in Base 13 Tridecimal
1259
75b13
One Thousand Two Hundred and Fifty-Nine in Base 13 Tridecimal
1260
75c13
One Thousand Two Hundred and Sixty in Base 13 Tridecimal
1261
76013
One Thousand Two Hundred and Sixty-One in Base 13 Tridecimal

Scientific Notation

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

1.258e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001991b77980bc57c13

The reciprocal of 1258 in Base 13 Tridecimal.

Palindrome?

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

The number 75a13 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 fifty-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and fifty-eight is a composite number with 8 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 fifty-eight has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
17
1413
Seventeen in Base 13 Tridecimal
37
2b13
Thirty-Seven in Base 13 Tridecimal

Prime Factorization

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

2131 · 14131 · 2b131 = 75a13

Base Conversions

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