121432403820

Names of 121432403820

• Cardinal: 121432403820 can be written as One hundred twenty-one billion, four hundred thirty-two million, four hundred three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.2143240382 × 10¹¹

Factors of 121432403820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4927

Divisors of 121432403820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 37 39 42 52 60 65 70 74 78 84 91 105 111 127 130 140 148 156 182 185 195 210 222 254 259 260 273 364 370 381 390 420 444 455 481 508 518 546 555 635 740 762 777 780 889 910 962 1036 1092 1110 1270 1295 1365 1443 1524 1554 1651 1778 1820 1905 1924 2220 2405 2540 2590 2667 2730 2886 3108 3302 3367 3556 3810 3885 4445 4699 4733 4810 4953 5180 5334 5460 5772 6604 6734 7215 7620 7770 8255 8890 9398 9466 9620 9906 10101 10668 11557 13335 13468 14097 14199 14430 15540 16510 16835 17780 18796 18932 19812 20202 23114 23495 23665 24765 26670 28194 28398 28860 32893 33020 33131 33670 34671 40404 46228 46990 47330 49530 50505 53340 56388 56796 57785 61087 61529 65786 66262 67340 69342 70485 70995 93980 94660 98679 99060 99393 101010 115570 122174 123058 131572 132524 138684 140970 141990 164465 165655 173355 175121 183261 184587 197358 198786 202020 231140 244348 246116 281940 283980 305435 307645 328930 331310 346710 350242 366522 369174 394716 397572 427609 430703 493395 496965 525363 601091 610870 615290 657860 662620 693420 700484 733044 738348 855218 861406 875605 916305 922935 986790 993930 1050726 1202182 1221740 1225847 1230580 1282827 1292109 1710436 1722812 1751210 1803273 1832610 1845870 1973580 1987860 2101452 2138045 2153515 2276573 2404364 2451694 2565654 2584218 2626815 3005455 3502420 3606546 3665220 3677541 3691740 4207637 4276090 4307030 4553146 4903388 5131308 5168436 5253630 6010910 6129235 6414135 6460545 6829719 7213092 7355082 7814183 8415274 8552180 8614060 9016365 9106292 10507260 11382865 12021820 12258470 12622911 12828270 12921090 13659438 14710164 15628366 15936011 16830548 18032730 18387705 21038185 22240367 22765730 23442549 24516940 25245822 25656540 25842180 27318876 31256732 31872022 34148595 36065460 36775410 39070915 42076370 44480734 45531460 46885098 47808033 50491644 54699281 63114555 63744044 66721101 68297190 73550820 78141830 79680055 84152740 88961468 93770196 95616066 109398562 111201835 117212745 126229110 133442202 136594380 155682569 156283660 159360110 164097843 191232132 218797124 222403670 234425490 239040165 252458220 266884404 273496405 289124771 311365138 318720220 328195686 333605505 444807340 467047707 468850980 478080330 546992810 578249542 622730276 656391372 667211010 778412845 820489215 867374313 934095414 956160660 1093985620 1156499084 1334422020 1445623855 1556825690 1640978430 1734748626 1868190828 2023873397 2335238535 2891247710 3113651380 3281956860 3469497252 4047746794 4336871565 4670477070 5782495420 6071620191 8095493588 8673743130 9340954140 10119366985 12143240382 17347486260 20238733970 24286480764 30358100955 40477467940 60716201910 121432403820
• Sum of all divisors σ(n): 433260527616
• Sum of proper divisors (its aliquot sum) s(n): 311828123796
• 121432403820 is an abundant number, because the sum of its proper divisors (311828123796) is greater than itself. Its abundance is 190395719976

Bases of 121432403820

• Binary: 1110001000101111011110110111101101100₂
• Hexadecimal: 0x1C45EF6F6C
• Base-36: 1JS9PUGC

Squares and roots of 121432403820

• 121432403820 squared (121432403820²) is 14745828697503550592400
• 121432403820 cubed (121432403820³) is 1790621425055795781420117022968000
• The square root of 121432403820 is 348471.5251207765
• The cube root of 121432403820 is 4951.9721940281

Scales and comparisons

• 121,432,403,820 seconds is equal to 3,861 years, 9 weeks, 15 hours, 17 minutes.
• To count from 1 to 121,432,403,820 would take you about seven thousand, seven 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 121432403820 cubic inches would be around 412.7 feet tall.

Recreational maths with 121432403820

• 121432403820 backwards is 028304234121
• 121432403820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121432403820's digits is 30
• More coming soon!