The Number

155490

One Hundred and Fifty-Five Thousand Four Hundred and Ninety

In Base 7 Septenary Is

12152167

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

For more familiar numbers: See One Hundred and Fifty-Five Thousand Four Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

155487
12152137
One Hundred and Fifty-Five Thousand Four Hundred and Eighty-Seven in Base 7 Septenary
155488
12152147
One Hundred and Fifty-Five Thousand Four Hundred and Eighty-Eight in Base 7 Septenary
155489
12152157
One Hundred and Fifty-Five Thousand Four Hundred and Eighty-Nine in Base 7 Septenary
155491
12152207
One Hundred and Fifty-Five Thousand Four Hundred and Ninety-One in Base 7 Septenary
155492
12152217
One Hundred and Fifty-Five Thousand Four Hundred and Ninety-Two in Base 7 Septenary
155493
12152227
One Hundred and Fifty-Five Thousand Four 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.

1.55490e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000052034513450064224437

The reciprocal of 155490 in Base 7 Septenary.

Palindrome?

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

The number 12152167 is not a palindrome.

Not A Prime Number

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

One hundred and fifty-five thousand four 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.

One hundred and fifty-five thousand four 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 one hundred and fifty-five thousand four 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
71
1317
Seventy-One in Base 7 Septenary
73
1337
Seventy-Three 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 · 13171 · 13371 = 12152167

Base Conversions

The number one hundred and fifty-five thousand four hundred and ninety in 35 different bases