72400223096942728

Names of 72400223096942728

• Cardinal: 72400223096942728 can be written as Seventy-two quadrillion, four hundred trillion, two hundred twenty-three billion, ninety-six million, nine hundred forty-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2400223096942728 × 10¹⁶

Factors of 72400223096942728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8317739

Divisors of 72400223096942728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 26 52 104 131 229 262 458 524 916 1048 1703 1832 2791 2977 3406 5582 5954 6812 11164 11908 13624 22328 23816 29999 36283 59998 72566 119996 145132 239992 290264 365621 389987 639139 731242 779974 1278278 1462484 1559948 2556556 2924968 3119896 4753073 5113112 8308807 8314573 9506146 16617614 16629146 19012292 33235228 33258292 38024584 66470456 66516584 83727209 108089449 167454418 216178898 334908836 432357796 669817672 864715592 1088453717 1089209063 1904037217 2176907434 2178418126 3808074434 4353814868 4356836252 7616148868 8707629736 8713672504 14159717819 15232297736 23205973243 24752483821 28319435638 46411946486 49504967642 56638871276 92823892972 99009935284 113277742552 185647785944 198019870568 249428875427 301677652159 498857750854 603355304318 997715501708 1206710608636 1995431003416 2413421217272 3039982494833 3242575380551 5314167872647 6079964989666 6485150761102 10628335745294 12159929979332 12970301522204 21256671490588 24319859958664 25940603044408 39519772432829 42513342981176 69084182344411 79039544865658 138168364688822 158079089731316 276336729377644 316158179462632 552673458755288 696155991316757 1392311982633514 2784623965267028 5569247930534056 9050027887117841 18100055774235682 36200111548471364 72400223096942728
• Sum of all divisors σ(n): 148005031200364800
• Sum of proper divisors (its aliquot sum) s(n): 75604808103422072
• 72400223096942728 is an abundant number, because the sum of its proper divisors (75604808103422072) is greater than itself. Its abundance is 3204585006479344

Bases of 72400223096942728

• Binary: 100000001001101111001111010001011010110100011000010001000₂
• Hexadecimal: 0x101379E8B5A3088
• Base-36: JSVQJBTJYX4

Squares and roots of 72400223096942728

• 72400223096942728 squared (72400223096942728²) is 5241792304487079260254580512081984
• 72400223096942728 cubed (72400223096942728³) is 379506932272702084667490770087490845219296488612352
• The square root of 72400223096942728 is 269072895.5077837787
• The cube root of 72400223096942728 is 416786.1718450605

Scales and comparisons

• 72,400,223,096,942,728 seconds is equal to 2,302,103,145 years, 46 weeks, 1 day, 12 hours, 5 minutes, 28 seconds.
• To count from 1 to 72,400,223,096,942,728 would take you about six billion, nine hundred six million, three hundred nine thousand, four hundred thirty-seven 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 72400223096942728 cubic inches would be around 34732.2 feet tall.

Recreational maths with 72400223096942728

• 72400223096942728 backwards is 82724969032200427
• The number of decimal digits it has is: 17
• The sum of 72400223096942728's digits is 67
• More coming soon!