121503909870

Names of 121503909870

• Cardinal: 121503909870 can be written as One hundred twenty-one billion, five hundred three million, nine hundred nine thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 1.2150390987 × 10¹¹

Factors of 121503909870

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 683

Divisors of 121503909870

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 23 27 30 35 42 45 46 49 54 63 69 70 81 90 98 105 115 126 135 138 147 161 162 189 207 210 230 243 245 270 294 315 322 345 378 405 414 441 483 486 490 529 567 621 630 643 690 729 735 805 810 882 945 966 1035 1058 1127 1134 1215 1242 1286 1323 1449 1458 1470 1587 1610 1701 1863 1890 1929 2070 2205 2254 2415 2430 2645 2646 2835 2898 3105 3174 3215 3381 3402 3645 3703 3726 3858 3969 4347 4410 4501 4761 4830 5103 5290 5589 5635 5670 5787 6210 6430 6615 6762 7245 7290 7406 7935 7938 8505 8694 9002 9315 9522 9645 10143 10206 11109 11178 11270 11574 11907 13041 13230 13503 14283 14490 14789 15870 16767 16905 17010 17361 18515 18630 19290 19845 20286 21735 22218 22505 23805 23814 25515 25921 26082 27006 27945 28566 28935 29578 30429 31507 33327 33534 33810 34722 35721 37030 39123 39690 40509 42849 43470 44367 45010 47610 50715 51030 51842 52083 55545 55890 57870 59535 60858 63014 65205 66654 67515 71415 71442 73945 77763 78246 81018 83835 85698 86805 88734 91287 94521 99981 101430 103523 104166 111090 117369 119070 121527 128547 129605 130410 133101 135030 142830 147890 152145 155526 156249 157535 166635 167670 173610 178605 182574 189042 195615 199962 202545 207046 214245 221835 233289 234738 243054 257094 259210 260415 266202 273861 283563 299943 304290 310569 312498 315070 333270 340147 357210 364581 385641 388815 391230 399303 405090 428490 443670 456435 466578 468747 472605 499905 517615 520830 547722 567126 586845 599886 607635 621138 642735 665505 680294 699867 724661 729162 771282 777630 781245 798606 821583 850689 899829 912870 931707 937494 945210 999810 1020441 1035230 1093743 1166445 1173690 1197909 1215270 1285470 1331010 1369305 1399734 1417815 1449322 1499715 1552845 1562490 1643166 1700735 1701378 1799658 1822905 1863414 1928205 1996515 2040882 2099601 2173983 2187486 2332890 2343735 2381029 2395818 2552067 2699487 2738610 2795121 2835630 2999430 3061323 3105690 3281229 3401470 3499335 3593727 3623305 3645810 3856410 3993030 4107915 4199202 4253445 4347966 4499145 4658535 4687470 4762058 5102205 5104134 5398974 5468715 5590242 5989545 6122646 6298803 6521949 6562458 6998670 7143087 7187454 7246610 7656201 8215830 8385363 8506890 8998290 9183969 9317070 10204410 10498005 10781181 10869915 10937430 11905145 11979090 12597606 12760335 13043898 13497435 13975605 14286174 15306615 15312402 16406145 16667203 16770726 17968635 18367938 18896409 19565847 20996010 21429261 21562362 21739830 22968603 23810290 25156089 25520670 26994870 27551907 27951210 30613230 31494015 32609745 32812290 33334406 35715435 35937270 37792818 38281005 39131694 41926815 42858522 45919845 45937206 50001609 50312178 53905905 55103814 58697541 62988030 64287783 65219490 71430870 75468267 76562010 82655721 83336015 83853630 91839690 94482045 97829235 100003218 107146305 107811810 114843015 117395082 125780445 128575566 137759535 150004827 150936534 165311442 166672030 176092623 188964090 192863349 195658470 214292610 229686030 247967163 250008045 251560890 275519070 293487705 300009654 321438915 352185246 377341335 385726698 413278605 450014481 495934326 500016090 528277869 578590047 586975410 642877830 750024135 754682670 826557210 880463115 900028962 964316745 1056555738 1157180094 1239835815 1350043443 1500048270 1735770141 1760926230 1928633490 2250072405 2479671630 2641389345 2700086886 2892950235 3471540282 4050130329 4500144810 5282778690 5785900470 6750217215 8100260658 8678850705 12150390987 13500434430 17357701410 20250651645 24300781974 40501303290 60751954935 121503909870
• Sum of all divisors σ(n): 399372835176
• Sum of proper divisors (its aliquot sum) s(n): 277868925306
• 121503909870 is an abundant number, because the sum of its proper divisors (277868925306) is greater than itself. Its abundance is 156365015436

Bases of 121503909870

• Binary: 1110001001010001100101000011111101110₂
• Hexadecimal: 0x1C4A3287EE
• Base-36: 1JTGAGVI

Squares and roots of 121503909870

• 121503909870 squared (121503909870²) is 14763200113697083416900
• 121503909870 cubed (121503909870³) is 1793786536007424175968889234803000
• The square root of 121503909870 is 348574.1095807317
• The cube root of 121503909870 is 4952.9440007815

Scales and comparisons

• 121,503,909,870 seconds is equal to 3,863 years, 23 weeks, 2 days, 6 hours, 4 minutes, 30 seconds.
• To count from 1 to 121,503,909,870 would take you about seven thousand, seven hundred twenty-six 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 121503909870 cubic inches would be around 412.7 feet tall.

Recreational maths with 121503909870

• 121503909870 backwards is 078909305121
• 121503909870 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121503909870's digits is 45
• More coming soon!