Vipul: /* Factorization */

2012-01-03T21:04:46Z

Factorization

← Older revision		Revision as of 21:04, 3 January 2012
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	===Factorization===		===Factorization===

	The number 645 is a [[square-free number]] with prime factors [[3]], [5]], and [[43]]:		The number 645 is a [[square-free number]] with prime factors [[3]], [[5]], and [[43]]:

	<math>\! 645 = 3 * 5 * 43</math>		<math>\! 645 = 3 * 5 * 43</math>

Vipul: Created page with "{{particular natural number}} ==Summary== ===Factorization=== The number 645 is a square-free number with prime factors 3, [5]], and 43: $\! 645 = 3 * 5 *..."$

2012-01-03T21:04:26Z

Created page with "{{particular natural number}} ==Summary== ===Factorization=== The number 645 is a square-free number with prime factors 3, [5]], and 43: <math>\! 645 = 3 * 5 *..."

New page

{{particular natural number}}

==Summary==

===Factorization===

The number 645 is a [[square-free number]] with prime factors [[3]], [5]], and [[43]]:

<math>\! 645 = 3 * 5 * 43</math>

===Properties and families===

{| class="sortable" border="1"
! Property or family !! Parameter values !! First few numbers satisfying the property !! Proof of satisfaction/containment/membership
|-
| [[satisfies property::Poulet number]] (also called Sarrus number) ([[Fermat pseudoprime]] to base 2) || third Poulet number || {{#lst:Poulet number|list}} || <math>2^{28} \equiv 1 \pmod {645}</math>, and 28 divides 644, so <math>2^{644} \equiv 1 \pmod {645}</math>.
|}

645 - Revision history

Vipul: /* Factorization */

Vipul: Created page with "{{particular natural number}} ==Summary== ===Factorization=== The number 645 is a square-free number with prime factors 3, [5]], and 43: \! 645 = 3 * 5 *..."

Vipul: Created page with "{{particular natural number}} ==Summary== ===Factorization=== The number 645 is a square-free number with prime factors 3, [5]], and 43: $\! 645 = 3 * 5 *..."$