85120731468

Names of 85120731468

• Cardinal: 85120731468 can be written as Eighty-five billion, one hundred twenty million, seven hundred thirty-one thousand, four hundred sixty-eight.

Scientific notation

• Scientific notation: 8.5120731468 × 10¹⁰

Factors of 85120731468

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 815

Divisors of 85120731468

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 223 243 324 446 486 587 669 729 892 972 1174 1338 1458 1761 2007 2348 2676 2916 3522 4014 5283 6021 7044 8028 10566 12042 15849 18063 21132 24084 31698 36126 47547 49729 54189 63396 72252 95094 99458 108378 130901 142641 149187 162567 190188 198916 216756 261802 285282 298374 325134 392703 427923 447561 523604 570564 596748 650268 785406 855846 895122 1178109 1342683 1570812 1711692 1790244 2356218 2685366 3534327 4028049 4712436 5370732 7068654 8056098 10602981 12084147 14137308 16112196 21205962 24168294 29190923 31808943 36252441 42411924 48336588 58381846 63617886 72504882 87572769 95426829 116763692 127235772 145009764 175145538 190853658 262718307 350291076 381707316 525436614 788154921 1050873228 1576309842 2364464763 3152619684 4728929526 7093394289 9457859052 14186788578 21280182867 28373577156 42560365734 85120731468
• Sum of all divisors σ(n): 224727956964
• Sum of proper divisors (its aliquot sum) s(n): 139607225496
• 85120731468 is an abundant number, because the sum of its proper divisors (139607225496) is greater than itself. Its abundance is 54486494028

Bases of 85120731468

• Binary: 1001111010001100101110100100101001100₂
• Hexadecimal: 0x13D197494C
• Base-36: 133QOOR0

Squares and roots of 85120731468

• 85120731468 squared (85120731468²) is 7245538925647365435024
• 85120731468 cubed (85120731468³) is 616745573230970611256342906135232
• The square root of 85120731468 is 291754.5740309825
• The cube root of 85120731468 is 4398.9103959671

Scales and comparisons

• 85,120,731,468 seconds is equal to 2,706 years, 29 weeks, 6 days, 15 hours, 37 minutes, 48 seconds.
• To count from 1 to 85,120,731,468 would take you about five thousand, four hundred thirteen 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 85120731468 cubic inches would be around 366.6 feet tall.

Recreational maths with 85120731468

• 85120731468 backwards is 86413702158
• The number of decimal digits it has is: 11
• The sum of 85120731468's digits is 45
• More coming soon!