420997801440

Names of 420997801440

• Cardinal: 420997801440 can be written as Four hundred twenty billion, nine hundred ninety-seven million, eight hundred one thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.2099780144 × 10¹¹

Factors of 420997801440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 138

Divisors of 420997801440

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 80 93 96 97 120 124 155 160 186 194 240 248 291 310 372 388 465 480 485 496 582 620 744 776 930 961 970 992 1164 1240 1455 1488 1552 1860 1922 1940 2328 2480 2883 2910 2976 3007 3104 3720 3844 3880 4656 4805 4960 5766 5820 6014 7440 7688 7760 9021 9312 9409 9610 11532 11640 12028 14415 14880 15035 15376 15520 18042 18818 19220 23064 23280 24056 28227 28830 30070 30752 36084 37636 38440 45105 46128 46560 47045 48112 56454 57660 60140 72168 75272 76880 90210 92256 93217 94090 96224 112908 115320 120280 141135 144336 150544 153760 180420 186434 188180 225816 230640 240560 279651 282270 288672 291679 301088 360840 372868 376360 451632 461280 466085 481120 559302 564540 583358 721680 745736 752720 875037 903264 912673 932170 1118604 1129080 1166716 1398255 1443360 1458395 1491472 1505440 1750074 1825346 1864340 2237208 2258160 2333432 2738019 2796510 2916790 2982944 3500148 3650692 3728680 4375185 4474416 4516320 4563365 4666864 5476038 5593020 5833580 7000296 7301384 7457360 8750370 8948832 9042049 9126730 9333728 10952076 11186040 11667160 13690095 14000592 14602768 14914720 17500740 18084098 18253460 21904152 22372080 23334320 27126147 27380190 28001184 28292863 29205536 35001480 36168196 36506920 43808304 44744160 45210245 46668640 54252294 54760380 56585726 70002960 72336392 73013840 84878589 87616608 90420490 108504588 109520760 113171452 135630735 140005920 141464315 144672784 146027680 169757178 180840980 217009176 219041520 226342904 271261470 282928630 289345568 339514356 361681960 424392945 434018352 438083040 452685808 542522940 565857260 679028712 723363920 848785890 868036704 877078753 905371616 1085045880 1131714520 1358057424 1446727840 1697571780 1754157506 2170091760 2263429040 2631236259 2716114848 3395143560 3508315012 4340183520 4385393765 4526858080 5262472518 6790287120 7016630024 8770787530 10524945036 13156181295 13580574240 14033260048 17541575060 21049890072 26312362590 28066520096 35083150120 42099780144 52624725180 70166300240 84199560288 105249450360 140332600480 210498900720 420997801440
• Sum of all divisors σ(n): 1384575806880
• Sum of proper divisors (its aliquot sum) s(n): 963578005440
• 420997801440 is an abundant number, because the sum of its proper divisors (963578005440) is greater than itself. Its abundance is 542580204000

Bases of 420997801440

• Binary: 110001000000101011011001010010111100000₂
• Hexadecimal: 0x62056CA5E0
• Base-36: 5DEJ7YLC

Squares and roots of 420997801440

• 420997801440 squared (420997801440²) is 177239148817313666073600
• 420997801440 cubed (420997801440³) is 74617291981186029623851917225984000
• The square root of 420997801440 is 648843.4336879737
• The cube root of 420997801440 is 7494.7981792867

Scales and comparisons

• 420,997,801,440 seconds is equal to 13,386 years, 22 weeks, 1 day, 17 hours, 44 minutes.
• To count from 1 to 420,997,801,440 would take you about twenty-six thousand, seven hundred seventy-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 420997801440 cubic inches would be around 624.6 feet tall.

Recreational maths with 420997801440

• 420997801440 backwards is 044108799024
• 420997801440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420997801440's digits is 48
• More coming soon!