9998121410865

Names of 9998121410865

• Cardinal: 9998121410865 can be written as Nine trillion, nine hundred ninety-eight billion, one hundred twenty-one million, four hundred ten thousand, eight hundred sixty-five.

Scientific notation

• Scientific notation: 9.998121410865 × 10¹²

Factors of 9998121410865

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 968

Divisors of 9998121410865

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 53 63 81 105 135 159 189 199 243 265 315 371 405 477 567 597 701 729 795 945 995 1113 1215 1393 1431 1701 1791 1855 2103 2385 2809 2835 2985 3339 3505 3645 4179 4293 4907 5103 5373 5565 6309 6965 7155 8427 8505 8955 10017 10515 10547 12537 12879 14045 14721 16119 16695 18927 19663 20895 21465 24535 25281 25515 26865 30051 31545 31641 37153 37611 38637 42135 44163 48357 50085 52735 56781 58989 62685 64395 73605 73829 75843 80595 90153 94635 94923 98315 111459 112833 126405 132489 139499 145071 150255 158205 170343 176967 185765 188055 193185 220815 221487 227529 241785 260071 270459 283905 284769 294945 334377 338499 369145 379215 397467 418497 450765 474615 511029 530901 557295 558991 564165 662445 664461 682587 697495 725355 780213 851715 854307 884835 976493 1003131 1015497 1107435 1137645 1192401 1255491 1300355 1352295 1423845 1592703 1671885 1676973 1692495 1969109 1987335 1993383 2047761 2092485 2340639 2555145 2562921 2654505 2794955 2929479 3009393 3322305 3412935 3577203 3766473 3901065 3912937 4271535 4778109 4882465 5015655 5030919 5077485 5907327 5962005 5980149 6277455 7021917 7393447 7688763 7963515 8384865 8788437 9028179 9845545 9966915 10238805 11299419 11703195 11738811 12814605 13783763 14334327 14647395 15046965 15092757 17721981 17886015 17940447 18832365 19564685 21065751 22180341 23890545 25154595 26365311 27084537 29536635 29900745 33898257 35109585 35216433 36967235 38443815 41351289 43942185 45140895 45278271 51754129 53165943 53821341 56497095 58694055 63197253 66541023 68918815 71671635 75463785 79095933 88609905 89702235 101694771 105328755 105649299 110901705 124053867 131826555 135422685 135834813 155262387 159497829 169491285 176082165 189591759 199623069 206756445 226391355 237287799 258770645 265829715 269106705 315986265 316947897 332705115 372161601 391852691 395479665 407504439 465787161 478493487 508473855 528246495 598869207 620269335 679174065 711863397 776311935 797489145 947958795 950843691 998115345 1116484803 1175558073 1186438995 1397361483 1435480461 1584739485 1796607621 1860808005 1959263455 2037522195 2328935805 2392467435 2742968837 2852531073 2994346035 3349454409 3526674219 3559316985 4192084449 4754218455 5389822863 5582424015 5877790365 6986807415 7177402305 8228906511 8983038105 10048363227 10580022657 12576253347 13714844185 14262655365 16747272045 17633371095 20960422245 24686719533 26949114315 31740067971 37728760041 41144532555 50241816135 52900113285 62881266735 74060158599 95220203913 123433597665 158700339855 188643800205 222180475797 285660611739 370300792995 476101019565 666541427391 1110902378985 1428303058695 1999624282173 3332707136955 9998121410865
• Sum of all divisors σ(n): 21088702252800
• Sum of proper divisors (its aliquot sum) s(n): 11090580841935
• 9998121410865 is an abundant number, because the sum of its proper divisors (11090580841935) is greater than itself. Its abundance is 1092459431070

Bases of 9998121410865

• Binary: 10010001011111011110011110011010000100110001₂
• Hexadecimal: 0x917DE79A131
• Base-36: 3JL2NCE29

Squares and roots of 9998121410865

• 9998121410865 squared (9998121410865²) is 99962431746397138140048225
• 9998121410865 cubed (9998121410865³) is 999436529125784420661377261296138964625
• The square root of 9998121410865 is 3161980.6151943753
• The cube root of 9998121410865 is 21542.9977166297

Scales and comparisons

• 9,998,121,410,865 seconds is equal to 317,909 years, 17 weeks, 2 days, 19 hours, 27 minutes, 45 seconds.
• To count from 1 to 9,998,121,410,865 would take you about seven hundred ninety-four thousand, seven hundred seventy-three 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 9998121410865 cubic inches would be around 1795.2 feet tall.

Recreational maths with 9998121410865

• 9998121410865 backwards is 5680141218999
• 9998121410865 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 9998121410865's digits is 63
• More coming soon!