105021997920

Names of 105021997920

• Cardinal: 105021997920 can be written as One hundred five billion, twenty-one million, nine hundred ninety-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.0502199792 × 10¹¹

Factors of 105021997920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 10025

Divisors of 105021997920

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 96 98 105 112 120 126 140 144 147 151 160 168 180 196 210 224 240 245 252 280 288 294 302 315 336 360 392 420 441 453 480 490 504 560 588 604 630 672 720 735 755 784 840 882 906 980 1008 1057 1120 1176 1208 1260 1359 1440 1470 1510 1568 1680 1764 1812 1960 2016 2114 2205 2265 2352 2416 2520 2718 2940 3020 3171 3360 3528 3624 3920 4228 4410 4530 4704 4832 5040 5285 5436 5880 6040 6342 6795 7056 7248 7399 7840 8456 8820 9060 9513 9857 10080 10570 10872 11760 12080 12684 13590 14112 14496 14798 15855 16912 17640 18120 19026 19714 21140 21744 22197 23520 24160 25368 27180 29571 29596 31710 33824 35280 36240 36995 38052 39428 42280 43488 44394 47565 49285 50736 54360 59142 59192 63420 66591 68999 70560 72480 73990 76104 78856 84560 88713 88788 95130 98570 101472 108720 110985 118284 118384 126840 133182 137998 147855 147980 152208 157712 169120 177426 177576 190260 197140 206997 217440 221970 236568 236768 253680 266364 275996 295710 295960 304416 315424 332955 344995 354852 355152 380520 394280 413994 443565 443940 473136 482993 507360 532728 551992 591420 591920 620991 665910 689990 709704 710304 761040 788560 827988 887130 887880 946272 965986 1034985 1065456 1103984 1182840 1183840 1241982 1331820 1379980 1419408 1448979 1488407 1522080 1577120 1655976 1774260 1775760 1931972 2069970 2130912 2207968 2365680 2414965 2483964 2663640 2759960 2838816 2897958 2976814 3104955 3311952 3548520 3551520 3863944 4139940 4346937 4465221 4731360 4829930 4967928 5327280 5519920 5795916 5953628 6209910 6623904 7097040 7244895 7442035 7727888 8279880 8693874 8930442 9659860 9935856 10418849 10654560 11039840 11591832 11907256 12419820 13395663 14194080 14489790 14884070 15455776 16559760 17387748 17860884 19319720 19871712 20837698 21734685 22326105 23183664 23814512 24839640 26791326 28979580 29768140 31256547 33119520 34775496 35721768 38639440 41675396 43469370 44652210 46367328 47629024 49679280 52094245 53582652 57959160 59536280 62513094 66978315 69550992 71443536 72931943 77278880 83350792 86938740 89304420 93769641 99358560 104188490 107165304 115918320 119072560 125026188 133956630 139101984 142887072 145863886 156282735 166701584 173877480 178608840 187539282 208376980 214330608 218795829 231836640 238145120 250052376 267913260 291727772 312565470 333403168 347754960 357217680 364659715 375078564 416753960 428661216 437591658 468848205 500104752 535826520 583455544 625130940 656387487 695509920 714435360 729319430 750157128 833507920 875183316 937696410 1000209504 1071653040 1093979145 1166911088 1250261880 1312774974 1458638860 1500314256 1667015840 1750366632 1875392820 2143306080 2187958290 2333822176 2500523760 2625549948 2917277720 3000628512 3281937435 3500733264 3750785640 4375916580 5001047520 5251099896 5834555440 6563874870 7001466528 7501571280 8751833160 10502199792 11669110880 13127749740 15003142560 17503666320 21004399584 26255499480 35007332640 52510998960 105021997920
• Sum of all divisors σ(n): 419703324768
• Sum of proper divisors (its aliquot sum) s(n): 314681326848
• 105021997920 is an abundant number, because the sum of its proper divisors (314681326848) is greater than itself. Its abundance is 209659328928

Bases of 105021997920

• Binary: 1100001110011110011001000001101100000₂
• Hexadecimal: 0x1873CC8360
• Base-36: 1C8VDW80

Squares and roots of 105021997920

• 105021997920 squared (105021997920²) is 11029620047108484326400
• 105021997920 cubed (105021997920³) is 1158352733645817542941533401088000
• The square root of 105021997920 is 324070.9766702351
• The cube root of 105021997920 is 4718.0234158981

Scales and comparisons

• 105,021,997,920 seconds is equal to 3,339 years, 19 weeks, 3 days, 9 hours, 12 minutes.
• To count from 1 to 105,021,997,920 would take you about six thousand, six hundred seventy-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 105021997920 cubic inches would be around 393.2 feet tall.

Recreational maths with 105021997920

• 105021997920 backwards is 029799120501
• 105021997920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 105021997920's digits is 45
• More coming soon!