9999991916772

Names of 9999991916772

• Cardinal: 9999991916772 can be written as Nine trillion, nine hundred ninety-nine billion, nine hundred ninety-one million, nine hundred sixteen thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 9.999991916772 × 10¹²

Factors of 9999991916772

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 55802

Divisors of 9999991916772

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 11 12 13 22 26 31 33 39 44 52 62 66 78 93 109 124 132 143 156 186 218 286 327 341 372 403 429 436 572 654 682 806 858 961 1023 1199 1209 1308 1364 1417 1612 1716 1922 2046 2398 2418 2834 2883 3379 3597 3844 4092 4251 4433 4796 4836 5668 5766 6758 7194 8502 8866 10137 10571 11532 12493 13299 13516 14388 15587 17004 17732 20274 21142 24986 26598 31174 31713 37169 37479 40548 42284 43927 46761 49972 53196 55633 62348 63426 74338 74958 87854 93522 104749 111266 111507 126852 131781 137423 148676 149916 166899 175708 187044 209498 222532 223014 263562 274846 314247 333798 412269 418996 446028 483197 527124 549692 611963 628494 667596 723229 824538 966394 1152239 1223926 1256988 1361737 1446458 1449591 1649076 1724623 1835889 1932788 2169687 2304478 2447852 2723474 2892916 2899182 3449246 3456717 3671778 4085211 4339374 4608956 5173869 5446948 5798364 6063997 6898492 6913434 7343556 7955519 8170422 8678748 10347738 12127994 13826868 14979107 15911038 16340844 18191991 18970853 20695476 22420099 23866557 24255988 29958214 31822076 36383982 37941706 44840198 44937321 47733114 53463313 56912559 59916428 66703967 67260297 72767964 75883412 78831961 89680396 89874642 95466228 106926626 113825118 133407934 134520594 157663922 160389939 179749284 187983907 200111901 213853252 227650236 236495883 246621089 266815868 269041188 315327844 320779878 375967814 400223802 472991766 493242178 563951721 588096443 641559756 695023069 739863267 751935628 800447604 867151571 945983532 986484356 1127903442 1176192886 1390046138 1479726534 1734303142 1764289329 2067822977 2085069207 2255806884 2352385772 2443790791 2601454713 2780092276 2959453068 3468606284 3528578658 4135645954 4170138414 4887581582 5202909426 5827501117 6203468931 7057157316 7331372373 7645253759 8271291908 8340276828 9775163164 10405818852 11655002234 12406937862 14662744746 15290507518 17482503351 22935761277 23310004468 24813875724 26881698701 29325489492 30581015036 34965006702 45871522554 53763397402 64102512287 69930013404 75757514521 80645096103 91743045108 107526794804 128205024574 151515029042 161290192206 192307536861 227272543563 256410049148 303030058084 322580384412 384615073722 454545087126 769230147444 833332659731 909090174252 1666665319462 2499997979193 3333330638924 4999995958386 9999991916772
• Sum of all divisors σ(n): 28585746161280
• Sum of proper divisors (its aliquot sum) s(n): 18585754244508
• 9999991916772 is an abundant number, because the sum of its proper divisors (18585754244508) is greater than itself. Its abundance is 8585762327736

Bases of 9999991916772

• Binary: 10010001100001001101111101110100100011100100₂
• Hexadecimal: 0x9184DF748E4
• Base-36: 3JLXKZTNO

Squares and roots of 9999991916772

• 9999991916772 squared (9999991916772²) is 99999838335505338574899984
• 9999991916772 cubed (9999991916772³) is 999997575033560156718852921888352131648
• The square root of 9999991916772 is 3162276.3820975547
• The cube root of 9999991916772 is 21544.3410953887

Scales and comparisons

• 9,999,991,916,772 seconds is equal to 317,968 years, 42 weeks, 1 day, 4 hours, 26 minutes, 12 seconds.
• To count from 1 to 9,999,991,916,772 would take you about seven hundred ninety-four thousand, nine hundred twenty-two 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 9999991916772 cubic inches would be around 1795.4 feet tall.

Recreational maths with 9999991916772

• 9999991916772 backwards is 2776191999999
• The number of decimal digits it has is: 13
• The sum of 9999991916772's digits is 87
• More coming soon!