1991636956224

Names of 1991636956224

• Cardinal: 1991636956224 can be written as One trillion, nine hundred ninety-one billion, six hundred thirty-six million, nine hundred fifty-six thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 1.991636956224 × 10¹²

Factors of 1991636956224

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1930

Divisors of 1991636956224

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 27 32 34 36 38 48 51 54 57 64 68 72 76 96 102 108 114 136 144 152 153 171 192 204 216 228 272 288 304 306 323 342 408 432 456 459 513 544 576 608 612 646 684 816 864 912 918 969 1026 1088 1216 1224 1292 1368 1632 1728 1824 1836 1889 1938 2052 2448 2584 2736 2907 3264 3648 3672 3778 3876 4104 4896 5168 5472 5667 5814 7344 7556 7752 8208 8721 9792 10336 10944 11334 11628 14688 15112 15504 16416 17001 17442 20672 22668 23256 29376 30224 31008 32113 32832 34002 34884 35891 45336 46512 51003 60448 62016 64226 68004 69768 71782 90672 93024 96339 102006 107673 120896 128452 136008 139536 143564 181344 186048 192678 204012 215346 256904 272016 279072 287128 289017 323019 362688 385356 408024 430692 513808 544032 558144 574256 578034 610147 646038 770712 816048 861384 867051 969057 1027616 1088064 1148512 1156068 1220294 1292076 1541424 1632096 1722768 1734102 1830441 1938114 2055232 2297024 2312136 2440588 2584152 3082848 3264192 3445536 3468204 3568321 3660882 3876228 4624272 4881176 5168304 5491323 6165696 6891072 6936408 7136642 7321764 7752456 9248544 9762352 10336608 10704963 10982646 13872816 14273284 14643528 15504912 16473969 18497088 19524704 20673216 21409926 21965292 27745632 28546568 29287056 31009824 32114889 32947938 39049408 42819852 43930584 55491264 57093136 58574112 60661457 62019648 64229778 65895876 67798099 85639704 87861168 96344667 114186272 117148224 121322914 128459556 131791752 135596198 171279408 175722336 181984371 192689334 203394297 228372544 242645828 256919112 263583504 271192396 342558816 351444672 363968742 385378668 406788594 485291656 513838224 527167008 542384792 545953113 610182891 685117632 727937484 770757336 813577188 970583312 1027676448 1054334016 1084769584 1091906226 1152567683 1220365782 1455874968 1541514672 1627154376 1637859339 1830548673 1941166624 2055352896 2169539168 2183812452 2305135366 2440731564 2911749936 3083029344 3254308752 3275718678 3457703049 3661097346 3882333248 4339078336 4367624904 4610270732 4881463128 5823499872 6166058688 6508617504 6551437356 6915406098 7322194692 8735249808 9220541464 9762926256 10373109147 11646999744 13017235008 13102874712 13830812196 14644389384 17470499616 18441082928 19525852512 20746218294 26205749424 27661624392 29288778768 31119327441 34940999232 36882165856 39051705024 41492436588 52411498848 55323248784 58577557536 62238654882 73764331712 82984873176 104822997696 110646497568 117155115072 124477309764 165969746352 221292995136 248954619528 331939492704 497909239056 663878985408 995818478112 1991636956224
• Sum of all divisors σ(n): 6529201876800
• Sum of proper divisors (its aliquot sum) s(n): 4537564920576
• 1991636956224 is an abundant number, because the sum of its proper divisors (4537564920576) is greater than itself. Its abundance is 2545927964352

Bases of 1991636956224

• Binary: 11100111110110110110100000011010001000000₂
• Hexadecimal: 0x1CFB6D03440
• Base-36: PEY17YO0

Squares and roots of 1991636956224

• 1991636956224 squared (1991636956224²) is 3966617765397199292338176
• 1991636956224 cubed (1991636956224³) is 7900062532779722508966731612716007424
• The square root of 1991636956224 is 1411253.6824483399
• The cube root of 1991636956224 is 12581.6246727939

Scales and comparisons

• 1,991,636,956,224 seconds is equal to 63,327 years, 46 weeks, 3 days, 15 hours, 50 minutes, 24 seconds.
• To count from 1 to 1,991,636,956,224 would take you about one hundred fifty-eight thousand, three hundred nineteen 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 1991636956224 cubic inches would be around 1048.5 feet tall.

Recreational maths with 1991636956224

• 1991636956224 backwards is 4226596361991
• The number of decimal digits it has is: 13
• The sum of 1991636956224's digits is 63
• More coming soon!