121916802140

Names of 121916802140

• Cardinal: 121916802140 can be written as One hundred twenty-one billion, nine hundred sixteen million, eight hundred two thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2191680214 × 10¹¹

Factors of 121916802140

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 363

Divisors of 121916802140

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 29 35 41 58 70 73 79 82 116 127 140 145 146 158 164 203 205 254 287 290 292 316 365 395 406 410 508 511 553 574 580 635 730 790 812 820 889 1015 1022 1106 1148 1189 1270 1435 1460 1580 1778 2030 2044 2117 2212 2291 2378 2540 2555 2765 2870 2993 3239 3556 3683 4060 4234 4445 4582 4756 5110 5207 5530 5740 5767 5945 5986 6478 7366 8323 8468 8890 9164 9271 10033 10220 10414 10585 11060 11455 11534 11890 11972 12956 14732 14819 14965 16037 16195 16646 17780 18415 18542 20066 20828 20951 21170 22673 22910 23068 23780 25781 26035 28835 29638 29930 32074 32390 33292 36449 36830 37084 40132 40369 41615 41902 42340 45346 45820 46355 50165 51562 52070 57670 59276 59860 64148 64780 64897 70231 72898 73660 74095 80185 80738 83230 83804 86797 90692 92710 93931 100330 103124 104140 104755 113365 115340 128905 129794 140462 145796 148190 151003 160370 161476 166460 167243 173594 182245 185420 187862 200660 201845 209510 226730 236447 257810 259588 268859 280924 290957 296380 302006 320740 324485 334486 347188 351155 364490 375724 380111 403690 411353 419020 433985 453460 469655 472894 515620 537718 581914 604012 607579 648970 657517 668972 702310 728980 732409 755015 760222 807380 822706 836215 867970 939310 945788 1057021 1075436 1163828 1170701 1182235 1215158 1297940 1315034 1344295 1404620 1454785 1464818 1510030 1520444 1645412 1655129 1672430 1735940 1878620 1882013 1900555 2036699 2056765 2114042 2341402 2364470 2430316 2630068 2660777 2688590 2879471 2909570 2929636 3020060 3037895 3287585 3310258 3344860 3662045 3764026 3801110 4073398 4113530 4228084 4682804 4728940 5126863 5285105 5321554 5377180 5758942 5819140 5853505 6075790 6575170 6620516 6856963 7324090 7528052 7602220 8146796 8227060 8275645 9410065 10183495 10253726 10570210 10643108 11023219 11517884 11707010 11929237 12151580 13150340 13303885 13713926 14397355 14648180 16551290 18820130 20366990 20507452 21140420 21239861 22046438 23414020 23858474 25634315 26607770 27427852 28794710 30028769 33102580 34284815 37640260 40733980 42479722 44092876 47716948 47998741 51268630 53215540 55116095 57589420 59646185 60057538 68569630 77162533 83504659 84959444 95997482 102537260 106199305 110232190 119292370 120115076 137139260 148679027 150143845 154325066 167009318 191994964 210201383 212398610 220464380 238584740 239993705 297358054 300287690 308650132 334018636 385812665 417523295 420402766 424797220 479987410 594716108 600575380 743395135 771625330 835046590 840805532 870834301 959974820 1051006915 1486790270 1543250660 1670093180 1741668602 2102013830 2973580540 3483337204 4204027660 4354171505 6095840107 8708343010 12191680214 17416686020 24383360428 30479200535 60958401070 121916802140
• Sum of all divisors σ(n): 320805273600
• Sum of proper divisors (its aliquot sum) s(n): 198888471460
• 121916802140 is an abundant number, because the sum of its proper divisors (198888471460) is greater than itself. Its abundance is 76971669320

Bases of 121916802140

• Binary: 1110001100010110011101100010001011100₂
• Hexadecimal: 0x1C62CEC45C
• Base-36: 1K0A46L8

Squares and roots of 121916802140

• 121916802140 squared (121916802140²) is 14863706644043908579600
• 121916802140 cubed (121916802140³) is 1812135581988904611771341640344000
• The square root of 121916802140 is 349165.8662297905
• The cube root of 121916802140 is 4958.5479910669

Scales and comparisons

• 121,916,802,140 seconds is equal to 3,876 years, 30 weeks, 2 hours, 22 minutes, 20 seconds.
• To count from 1 to 121,916,802,140 would take you about seven thousand, seven hundred fifty-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 121916802140 cubic inches would be around 413.2 feet tall.

Recreational maths with 121916802140

• 121916802140 backwards is 041208619121
• 121916802140 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121916802140's digits is 35
• More coming soon!