72961572996

Names of 72961572996

• Cardinal: 72961572996 can be written as Seventy-two billion, nine hundred sixty-one million, five hundred seventy-two thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 7.2961572996 × 10¹⁰

Factors of 72961572996

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3481

Divisors of 72961572996

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 169 234 338 468 507 676 1014 1521 2028 3042 3463 6084 6926 10389 13852 20778 31167 41556 45019 62334 90038 124668 135057 180076 270114 405171 540228 585247 810342 1170494 1620684 1755741 2340988 3511482 5267223 7022964 10534446 11992369 21068892 23984738 35977107 47969476 71954214 107931321 143908428 155900797 215862642 311801594 431725284 467702391 623603188 935404782 1403107173 1870809564 2026710361 2806214346 4053420722 5612428692 6080131083 8106841444 12160262166 18240393249 24320524332 36480786498 72961572996
• Sum of all divisors σ(n): 199766606949
• Sum of proper divisors (its aliquot sum) s(n): 126805033953
• 72961572996 is an abundant number, because the sum of its proper divisors (126805033953) is greater than itself. Its abundance is 53843460957

Bases of 72961572996

• Binary: 1000011111100110110010100000010000100₂
• Hexadecimal: 0x10FCD94084
• Base-36: XINFQ10

Squares and roots of 72961572996

• 72961572996 squared (72961572996²) is 5323391134050636416016
• 72961572996 cubed (72961572996³) is 388402990813294730027407207503936
• 72961572996 is a perfect square number. Its square root is 270114
• The cube root of 72961572996 is 4178.6057366919

Scales and comparisons

• 72,961,572,996 seconds is equal to 2,319 years, 49 weeks, 3 days, 15 hours, 36 minutes, 36 seconds.
• To count from 1 to 72,961,572,996 would take you about four thousand, six hundred thirty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 72961572996 cubic inches would be around 348.2 feet tall.

Recreational maths with 72961572996

• 72961572996 backwards is 69927516927
• The number of decimal digits it has is: 11
• The sum of 72961572996's digits is 63
• More coming soon!