128440524996

Names of 128440524996

• Cardinal: 128440524996 can be written as One hundred twenty-eight billion, four hundred forty million, five hundred twenty-four thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 1.28440524996 × 10¹¹

Factors of 128440524996

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 88

Divisors of 128440524996

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 23 28 36 42 46 49 53 63 69 84 92 98 106 126 138 147 159 161 196 207 212 252 276 294 318 322 343 371 414 441 477 483 529 588 636 644 686 742 828 882 954 966 1029 1058 1113 1127 1219 1372 1449 1484 1587 1764 1908 1932 2058 2116 2226 2254 2401 2438 2597 2809 2898 3087 3174 3339 3381 3657 3703 4116 4452 4508 4761 4802 4876 5194 5618 5796 6174 6348 6678 6762 7203 7314 7406 7791 7889 8427 8533 9522 9604 10143 10388 10971 11109 11236 12348 13356 13524 14406 14628 14812 15582 15778 16854 17066 18179 19044 19663 20286 21609 21942 22218 23373 23667 25281 25599 25921 28037 28812 31164 31556 33327 33708 34132 36358 39326 40572 43218 43884 44436 46746 47334 50562 51198 51842 54537 55223 56074 58989 59731 64607 66654 71001 72716 76797 77763 78652 84111 86436 93492 94668 101124 102396 103684 109074 110446 112148 117978 119462 127253 129214 133308 137641 142002 153594 155526 163611 165669 168222 176967 179193 181447 193821 196259 218148 220892 233289 235956 238924 252333 254506 258428 275282 284004 307188 311052 327222 331338 336444 353934 358386 362894 381759 387642 392518 412923 418117 452249 466578 497007 504666 509012 537579 544341 550564 581463 588777 654444 662676 707868 716772 725788 763518 775284 785036 825846 836234 904498 933156 963487 994014 1009332 1075158 1088682 1145277 1162926 1177554 1238769 1254351 1270129 1356747 1373813 1485961 1527036 1633023 1651692 1672468 1766331 1808996 1926974 1988028 2150316 2177364 2290554 2325852 2355108 2477538 2508702 2540258 2713494 2747626 2890461 2926819 2971922 3165743 3266046 3532662 3763053 3810387 3853948 4070241 4121439 4457883 4581108 4955076 5017404 5080516 5426988 5495252 5780922 5853638 5943844 6331486 6532092 6744409 7065324 7526106 7620774 8140482 8242878 8671383 8780457 8915766 9497229 9616691 10401727 11431161 11561844 11707276 12364317 12662972 13373649 13488818 15052212 15241548 16280964 16485756 17342766 17560914 17831532 18994458 19233382 20233227 20803454 22160201 22862322 24728634 26341371 26747298 26977636 28491687 28850073 31205181 34685532 35121828 37988916 38466764 40466454 41606908 44320402 45724644 49457268 52682742 53494596 56983374 57700146 60699681 62410362 66480603 67316837 72812089 80932908 86550219 88640804 93615543 105365484 113966748 115400292 121399362 124820724 132961206 134633674 145624178 155121407 173100438 187231086 199441809 201950511 218436267 242798724 265922412 269267348 291248356 310242814 346200876 374462172 398883618 403901022 436872534 465364221 509684623 605851533 620485628 655308801 797767236 807802044 873745068 930728442 1019369246 1211703066 1310617602 1396092663 1529053869 1861456884 2038738492 2423406132 2621235204 2792185326 3058107738 3567792361 4587161607 5584370652 6116215476 7135584722 9174323214 10703377083 14271169444 18348646428 21406754166 32110131249 42813508332 64220262498 128440524996
• Sum of all divisors σ(n): 403553371949
• Sum of proper divisors (its aliquot sum) s(n): 275112846953
• 128440524996 is an abundant number, because the sum of its proper divisors (275112846953) is greater than itself. Its abundance is 146672321957

Bases of 128440524996

• Binary: 1110111100111101001101110000011000100₂
• Hexadecimal: 0x1DE7A6E0C4
• Base-36: 1N0667D0

Squares and roots of 128440524996

• 128440524996 squared (128440524996²) is 16496968461248100800016
• 128440524996 cubed (128440524996³) is 2118879290005160348161982645199936
• 128440524996 is a perfect square number. Its square root is 358386
• The cube root of 128440524996 is 5045.4591079459

Scales and comparisons

• 128,440,524,996 seconds is equal to 4,084 years, 4 days, 3 hours, 36 minutes, 36 seconds.
• To count from 1 to 128,440,524,996 would take you about eight thousand, one hundred sixty-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 128440524996 cubic inches would be around 420.5 feet tall.

Recreational maths with 128440524996

• 128440524996 backwards is 699425044821
• The number of decimal digits it has is: 12
• The sum of 128440524996's digits is 54
• More coming soon!