21003730272

Names of 21003730272

• Cardinal: 21003730272 can be written as Twenty-one billion, three million, seven hundred thirty thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.1003730272 × 10¹⁰

Factors of 21003730272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 937

Divisors of 21003730272

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 23 24 27 28 32 36 38 42 46 48 54 56 57 63 69 72 76 81 84 92 96 108 112 114 126 133 138 144 152 161 162 168 171 184 189 207 216 224 228 243 252 266 276 288 304 322 324 336 342 368 378 399 414 432 437 456 483 486 504 513 532 552 567 608 621 644 648 672 684 736 756 798 828 864 874 883 912 966 972 1008 1026 1064 1104 1134 1197 1242 1288 1296 1311 1368 1449 1512 1539 1596 1656 1701 1748 1766 1824 1863 1932 1944 2016 2052 2128 2208 2268 2394 2484 2576 2592 2622 2649 2736 2898 3024 3059 3078 3192 3312 3402 3496 3532 3591 3726 3864 3888 3933 4104 4256 4347 4536 4617 4788 4968 5152 5244 5298 5472 5589 5796 6048 6118 6156 6181 6384 6624 6804 6992 7064 7182 7452 7728 7776 7866 7947 8208 8694 9072 9177 9234 9576 9936 10488 10596 10773 11178 11592 11799 12236 12312 12362 12768 13041 13608 13984 14128 14364 14904 15456 15732 15894 16416 16777 17388 18144 18354 18468 18543 19152 19872 20309 20976 21192 21546 22356 23184 23598 23841 24472 24624 24724 26082 27216 27531 28256 28728 29808 31464 31788 32319 33554 34776 35397 36708 36936 37086 38304 39123 40618 41952 42384 43092 44712 46368 47196 47682 48944 49248 49448 50331 52164 54432 55062 55629 57456 59616 60927 62928 63576 64638 67108 69552 70794 71523 73416 73872 74172 78246 81236 82593 84768 86184 89424 94392 95364 97888 98896 100662 104328 106191 110124 111258 114912 117439 121854 125856 127152 129276 134216 139104 141588 142163 143046 146832 147744 148344 150993 156492 162472 165186 166887 172368 178848 182781 188784 190728 197792 201324 208656 212382 214569 220248 222516 234878 243708 247779 254304 258552 268432 283176 284326 286092 293664 296688 301986 312984 324944 330372 333774 344736 352317 365562 377568 381456 385871 402648 417312 424764 426489 429138 440496 445032 452979 469756 487416 495558 500661 517104 536864 548343 566352 568652 572184 593376 603972 625968 649888 660744 667548 704634 731124 743337 762912 771742 805296 849528 852978 858276 880992 890064 905958 939512 974832 991116 1001322 1034208 1056951 1096686 1132704 1137304 1144368 1157613 1207944 1251936 1279467 1321488 1335096 1358937 1409268 1462248 1486674 1501983 1543484 1610592 1645029 1699056 1705956 1716552 1780128 1811916 1879024 1949664 1982232 2002644 2113902 2193372 2274608 2288736 2315226 2415888 2558934 2642976 2670192 2701097 2717874 2818536 2924496 2973348 3003966 3086968 3170853 3290058 3398112 3411912 3433104 3472839 3623832 3758048 3838401 3964464 4005288 4076811 4227804 4386744 4549216 4630452 4831776 4935087 5117868 5340384 5402194 5435748 5637072 5848992 5946696 6007932 6173936 6341706 6580116 6823824 6866208 6945678 7247664 7676802 7928928 8010576 8103291 8153622 8455608 8773488 9260904 9512559 9870174 10235736 10418517 10804388 10871496 11274144 11515203 11893392 12015864 12347872 12683412 13160232 13647648 13891356 14495328 15353604 16021152 16206582 16307244 16911216 17546976 18521808 19025118 19740348 20471472 20837034 21608776 21742992 23030406 23786784 24031728 24309873 25366824 26320464 27782712 28537677 30707208 31255551 32413164 32614488 33822432 34545609 37043616 38050236 39480696 40942944 41674068 43217552 43485984 46060812 48063456 48619746 50733648 52640928 55565424 57075354 61414416 62511102 64826328 65228976 69091218 72929619 76100472 78961392 83348136 86435104 92121624 93766653 97239492 101467296 111130848 114150708 122828832 125022204 129652656 130457952 138182436 145859238 152200944 157922784 166696272 184243248 187533306 194478984 218788857 228301416 250044408 259305312 276364872 291718476 304401888 333392544 368486496 375066612 388957968 437577714 456602832 500088816 552729744 583436952 656366571 750133224 777915936 875155428 913205664 1000177632 1105459488 1166873904 1312733142 1500266448 1750310856 2333747808 2625466284 3000532896 3500621712 5250932568 7001243424 10501865136 21003730272
• Sum of all divisors σ(n): 77844049920
• Sum of proper divisors (its aliquot sum) s(n): 56840319648
• 21003730272 is an abundant number, because the sum of its proper divisors (56840319648) is greater than itself. Its abundance is 35836589376

Bases of 21003730272

• Binary: 10011100011111010110111110101100000₂
• Hexadecimal: 0x4E3EB7D60
• Base-36: 9ND2U00

Squares and roots of 21003730272

• 21003730272 squared (21003730272²) is 441156685338929193984
• 21003730272 cubed (21003730272³) is 9265936026548445691746301083648
• The square root of 21003730272 is 144926.6375515557
• The cube root of 21003730272 is 2759.0875244493

Scales and comparisons

• 21,003,730,272 seconds is equal to 667 years, 44 weeks, 2 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,003,730,272 would take you about one thousand, three hundred thirty-five 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 21003730272 cubic inches would be around 229.9 feet tall.

Recreational maths with 21003730272

• 21003730272 backwards is 27203730012
• 21003730272 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21003730272's digits is 27
• More coming soon!