121435142920

Names of 121435142920

• Cardinal: 121435142920 can be written as One hundred twenty-one billion, four hundred thirty-five million, one hundred forty-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.2143514292 × 10¹¹

Factors of 121435142920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1284

Divisors of 121435142920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 109 130 140 182 218 260 280 364 421 436 455 520 545 727 728 763 842 872 910 1090 1417 1454 1526 1684 1820 2105 2180 2834 2908 2947 3052 3368 3635 3640 3815 4210 4360 5089 5473 5668 5816 5894 6104 7085 7270 7630 8420 9451 9919 10178 10946 11336 11788 14170 14540 14735 15260 16840 18902 19838 20356 21892 23576 25445 27365 28340 29080 29470 30520 37804 38311 39676 40712 43784 45889 47255 49595 50890 54730 56680 58940 66157 75608 76622 79243 79352 91778 94510 99190 101780 109460 117880 132314 153244 158486 183556 189020 191555 198380 203560 218920 229445 264628 306067 306488 316972 321223 330785 367112 378040 383110 396215 396760 458890 529256 554701 596557 612134 633944 642446 661570 766220 792430 917780 1030159 1109402 1193114 1224268 1284892 1323140 1530335 1532440 1584860 1606115 1835560 2060318 2142469 2218804 2386228 2448536 2569784 2646280 2773505 2982785 3060670 3169720 3212230 3978871 4120636 4175899 4284938 4437608 4772456 5150795 5547010 5965570 6121340 6424460 7211113 7957742 8241272 8351798 8569876 10301590 10712345 11094020 11931140 12242680 12848920 14422226 15915484 16703596 17139752 19894355 20603180 20879495 21424690 22188040 23862280 27852097 28844452 31830968 33361303 33407192 36055565 39788710 41206360 41758990 42849380 55704194 57688904 66722606 72111130 79577420 83517980 85698760 111408388 133445212 139260485 144222260 159154840 166806515 167035960 222816776 233529121 266890424 278520970 288444520 333613030 433696939 467058242 557041940 667226060 867393878 934116484 1114083880 1167645605 1334452120 1734787756 1868232968 2168484695 2335291210 3035878573 3469575512 4336969390 4670582420 6071757146 8673938780 9341164840 12143514292 15179392865 17347877560 24287028584 30358785730 60717571460 121435142920
• Sum of all divisors σ(n): 340641100800
• Sum of proper divisors (its aliquot sum) s(n): 219205957880
• 121435142920 is an abundant number, because the sum of its proper divisors (219205957880) is greater than itself. Its abundance is 97770814960

Bases of 121435142920

• Binary: 1110001000110000110010011101100001000₂
• Hexadecimal: 0x1C46193B08
• Base-36: 1JSBCJYG

Squares and roots of 121435142920

• 121435142920 squared (121435142920²) is 14746493936000826126400
• 121435142920 cubed (121435142920³) is 1790742598687173653897453985088000
• The square root of 121435142920 is 348475.4552619167
• The cube root of 121435142920 is 4952.0094269375

Scales and comparisons

• 121,435,142,920 seconds is equal to 3,861 years, 13 weeks, 4 days, 8 hours, 8 minutes, 40 seconds.
• To count from 1 to 121,435,142,920 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 121435142920 cubic inches would be around 412.7 feet tall.

Recreational maths with 121435142920

• 121435142920 backwards is 029241534121
• The number of decimal digits it has is: 12
• The sum of 121435142920's digits is 34
• More coming soon!