21029755200

Names of 21029755200

• Cardinal: 21029755200 can be written as Twenty-one billion, twenty-nine million, seven hundred fifty-five thousand, two hundred.

Scientific notation

• Scientific notation: 2.10297552 × 10¹⁰

Factors of 21029755200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 185

Divisors of 21029755200

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 31 32 40 47 48 50 60 62 64 75 80 93 94 96 97 100 120 124 141 150 155 160 186 188 192 194 200 235 240 248 282 291 300 310 320 372 376 388 400 465 470 480 485 496 564 582 600 620 705 744 752 775 776 800 930 940 960 961 970 992 1128 1164 1175 1200 1240 1410 1455 1457 1488 1504 1550 1552 1600 1860 1880 1922 1940 1984 2256 2325 2328 2350 2400 2425 2480 2820 2883 2910 2914 2976 3007 3008 3100 3104 3525 3720 3760 3844 3880 4371 4512 4559 4650 4656 4700 4800 4805 4850 4960 5640 5766 5820 5828 5952 6014 6200 6208 7050 7275 7285 7440 7520 7688 7760 8742 9021 9024 9118 9300 9312 9400 9610 9700 9920 11280 11532 11640 11656 12028 12400 13677 14100 14415 14550 14570 14880 15035 15040 15376 15520 17484 18042 18236 18600 18624 18800 19220 19400 21855 22560 22795 23064 23280 23312 24025 24056 24800 27354 28200 28830 29100 29140 29760 30070 30752 31040 34968 36084 36425 36472 37200 37600 38440 38800 43710 45105 45120 45167 45590 46128 46560 46624 48050 48112 49600 54708 56400 57660 58200 58280 60140 61504 68385 69936 72075 72168 72850 72944 74400 75175 75200 76880 77600 87420 90210 90334 91180 92256 93120 93217 93248 96100 96224 109275 109416 112800 113975 115320 116400 116560 120280 135501 136770 139872 141329 144150 144336 145700 145888 148800 150350 153760 155200 174840 180420 180668 182360 184512 186434 192200 192448 218550 218832 225525 225600 225835 227950 230640 232800 233120 240560 271002 273540 279651 279744 282658 288300 288672 291400 291776 300700 307520 341925 349680 360840 361336 364720 372868 384400 423987 437100 437664 451050 451670 455900 461280 465600 466085 466240 481120 542004 547080 559302 565316 576600 577344 582800 601400 677505 683850 699360 706645 721680 722672 729440 745736 768800 847974 874200 875328 902100 903340 911800 922560 932170 962240 1084008 1094160 1118604 1129175 1130632 1153200 1165600 1202800 1355010 1367700 1398255 1398720 1413290 1443360 1445344 1458880 1491472 1537600 1695948 1748400 1804200 1806680 1823600 1864340 2119935 2168016 2188320 2237208 2258350 2261264 2306400 2330425 2331200 2405600 2710020 2735400 2796510 2826580 2886720 2890688 2982944 3387525 3391896 3496800 3533225 3608400 3613360 3647200 3728680 4239870 4336032 4376640 4381199 4474416 4516700 4522528 4612800 4660850 4811200 5420040 5470800 5593020 5653160 5965888 6775050 6783792 6991275 6993600 7066450 7216800 7226720 7294400 7457360 8479740 8672064 8762398 8948832 9033400 9045056 9321700 10599675 10840080 10941600 11186040 11306320 13143597 13550100 13567584 13982550 14132900 14433600 14453440 14914720 16959480 17524796 17897664 18066800 18643400 21199350 21680160 21883200 21905995 22372080 22612640 26287194 27100200 27135168 27965100 28265800 29829440 33918960 35049592 36133600 37286800 42398700 43360320 43811990 44744160 45225280 52574388 54200400 55930200 56531600 65717985 67837920 70099184 72267200 74573600 84797400 87623980 89488320 105148776 108400800 109529975 111860400 113063200 131435970 135675840 140198368 149147200 169594800 175247960 210297552 216801600 219059950 223720800 226126400 262871940 280396736 328589925 339189600 350495920 420595104 438119900 447441600 525743880 657179850 678379200 700991840 841190208 876239800 1051487760 1314359700 1401983680 1752479600 2102975520 2628719400 3504959200 4205951040 5257438800 7009918400 10514877600 21029755200
• Sum of all divisors σ(n): 73560041856
• Sum of proper divisors (its aliquot sum) s(n): 52530286656
• 21029755200 is an abundant number, because the sum of its proper divisors (52530286656) is greater than itself. Its abundance is 31500531456

Bases of 21029755200

• Binary: 10011100101011110001001100101000000₂
• Hexadecimal: 0x4E5789940
• Base-36: 9NSKMYO

Squares and roots of 21029755200

• 21029755200 squared (21029755200²) is 442250603771927040000
• 21029755200 cubed (21029755200³) is 9300421934375822283460608000000
• The square root of 21029755200 is 145016.3963143479
• The cube root of 21029755200 is 2760.2266144533

Scales and comparisons

• 21,029,755,200 seconds is equal to 668 years, 35 weeks, 2 days, 22 hours, 40 minutes.
• To count from 1 to 21,029,755,200 would take you about one thousand, three hundred thirty-seven 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 21029755200 cubic inches would be around 230 feet tall.

Recreational maths with 21029755200

• 21029755200 backwards is 00255792012
• The number of decimal digits it has is: 11
• The sum of 21029755200's digits is 33
• More coming soon!