42912878085

Names of 42912878085

• Cardinal: 42912878085 can be written as Forty-two billion, nine hundred twelve million, eight hundred seventy-eight thousand and eighty-five.

Scientific notation

• Scientific notation: 4.2912878085 × 10¹⁰

Factors of 42912878085

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 249

Divisors of 42912878085

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 53 55 63 73 77 97 99 105 121 135 159 165 189 219 231 265 291 297 315 363 365 371 385 477 485 495 511 583 605 657 679 693 795 803 847 873 945 1067 1089 1095 1113 1155 1431 1455 1485 1533 1749 1815 1855 1971 2037 2079 2385 2409 2541 2555 2619 2915 3201 3267 3285 3339 3395 3465 3869 4015 4081 4235 4365 4599 5141 5247 5335 5445 5565 5621 6111 6413 7081 7155 7227 7469 7623 7665 8745 8833 9603 9855 10017 10185 10395 11607 11737 12045 12243 12705 13095 13797 15423 15741 16005 16335 16695 16863 18333 19239 19345 20405 21243 21681 22407 22869 22995 25705 26235 26499 27083 28105 28809 30555 32065 34821 35211 35405 35987 36135 36729 37345 38115 42559 44165 44891 46269 48015 49567 50085 50589 56551 57717 58035 58685 61215 61831 63729 67221 68985 77115 77891 78705 79497 81249 82159 84315 91665 96195 104463 105633 106215 107961 108405 110187 112035 114345 127677 132495 134673 135415 138807 144045 148701 151767 169653 173151 174105 176055 179935 183645 185493 191187 201663 212795 224455 231345 233673 238491 243747 246477 247835 252945 282755 288585 297913 309155 316899 318645 323883 336105 375293 383031 389455 395857 397485 404019 406245 410795 446103 468149 508959 522315 528165 539805 545237 550935 556479 622061 638385 673365 694035 701019 731241 739431 743505 758835 848265 856801 865755 893739 927465 955935 971649 1008315 1125879 1149093 1168365 1187571 1192455 1212057 1218735 1232385 1338309 1404447 1489565 1526877 1584495 1619415 1635711 1669437 1866183 1876465 1915155 1979285 2020095 2103057 2218293 2230515 2340745 2544795 2570403 2627051 2681217 2726185 2782395 3110305 3277043 3377637 3505095 3562713 3656205 3697155 4128223 4213341 4284005 4354427 4468695 4858245 4907133 5598549 5629395 5745465 5937855 5997607 6060285 6691545 7022235 7634385 7711209 7881153 8043651 8178555 8347185 9330915 9831129 10132911 10515285 10688139 11091465 12384669 12640023 12852015 13063281 13135255 13406085 14721399 16385215 16795647 16888185 17813565 17992821 20641115 21066705 21772135 23133627 23643459 24535665 27992745 28897561 29493387 29988035 37154007 38556045 39189843 39405765 40218255 45410453 49155645 50664555 53440695 53978463 61923345 63200115 65316405 70930377 73606995 83978235 86692683 88480161 89964105 111462021 115668135 117569529 118217295 136231359 144487805 147466935 161935389 185770035 195949215 227052265 260078049 269892315 317873171 354651885 408694077 433463415 442400805 557310105 587847645 681156795 780234147 809676945 953619513 1226082231 1300390245 1589365855 2043470385 2860858539 3901170735 4768097565 6130411155 8582575617 14304292695 42912878085
• Sum of all divisors σ(n): 100001018880
• Sum of proper divisors (its aliquot sum) s(n): 57088140795
• 42912878085 is an abundant number, because the sum of its proper divisors (57088140795) is greater than itself. Its abundance is 14175262710

Bases of 42912878085

• Binary: 100111111101110011101000111000000101₂
• Hexadecimal: 0x9FDCE8E05
• Base-36: JPP7WN9

Squares and roots of 42912878085

• 42912878085 squared (42912878085²) is 1841515105538073267225
• 42912878085 cubed (42912878085³) is 79024713215641246442224051264125
• The square root of 42912878085 is 207154.2374295057
• The cube root of 42912878085 is 3501.0303928151

Scales and comparisons

• 42,912,878,085 seconds is equal to 1,364 years, 25 weeks, 5 days, 19 hours, 54 minutes, 45 seconds.
• To count from 1 to 42,912,878,085 would take you about two thousand, seven hundred twenty-eight 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 42912878085 cubic inches would be around 291.8 feet tall.

Recreational maths with 42912878085

• 42912878085 backwards is 58087821924
• The number of decimal digits it has is: 11
• The sum of 42912878085's digits is 54
• More coming soon!