21262271940

Names of 21262271940

• Cardinal: 21262271940 can be written as Twenty-one billion, two hundred sixty-two million, two hundred seventy-one thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.126227194 × 10¹⁰

Factors of 21262271940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3282

Divisors of 21262271940

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 28 30 31 35 36 39 42 45 52 60 62 63 65 70 78 84 90 91 93 105 117 124 126 130 140 155 156 169 180 182 186 195 210 217 234 252 260 273 279 310 315 338 364 372 390 403 420 434 455 465 468 507 546 558 585 620 630 651 676 780 806 819 845 868 910 930 1014 1085 1092 1116 1170 1183 1209 1260 1302 1365 1395 1521 1612 1638 1690 1820 1860 1953 2015 2028 2170 2340 2366 2418 2535 2604 2730 2790 2821 3042 3221 3255 3276 3380 3549 3627 3906 4030 4095 4340 4732 4836 5070 5239 5460 5580 5642 5915 6045 6084 6442 6510 7098 7254 7605 7812 8060 8190 8463 9663 9765 10140 10478 10647 11284 11830 12090 12884 13020 14105 14196 14508 15210 15717 16105 16380 16926 17745 18135 19326 19530 20956 21294 22547 23660 24180 25389 26195 28210 28989 30420 31434 32210 33852 35490 36270 36673 38652 39060 41873 42315 42588 45094 47151 48315 50778 52390 53235 56420 57978 62868 64420 67641 70980 72540 73346 78585 83746 84630 90188 94302 96630 99851 101556 104780 106470 110019 112735 115956 125619 126945 135282 144945 146692 157170 167492 169260 183365 188604 193260 199702 202923 209365 212940 220038 225470 235755 251238 253890 270564 289890 293111 299553 314340 330057 338205 366730 376857 399404 405846 418730 440076 450940 471510 499255 502476 507780 544349 550095 579780 586222 599106 628095 660114 676410 698957 733460 753714 811692 837460 879333 898659 943020 998510 1014615 1088698 1100190 1172444 1198212 1256190 1298063 1320228 1352820 1397914 1465555 1497765 1507428 1633047 1650285 1758666 1797318 1884285 1997020 2029230 2096871 2177396 2200380 2512380 2596126 2637999 2721745 2795828 2931110 2995530 3266094 3300570 3494785 3517332 3594636 3768570 3810443 3894189 4058460 4193742 4396665 4493295 4899141 5192252 5275998 5443490 5862220 5991060 6290613 6490315 6532188 6601140 6989570 7537140 7620886 7788378 8165235 8387484 8793330 8986590 9086441 9798282 10484355 10551996 10886980 11431329 11682567 12581226 12980630 13189995 13979140 15241772 15576756 16330470 16874819 17586660 17973180 18172882 19052215 19470945 19596564 20968710 22862658 23365134 24495705 25162452 25961260 26379990 27259323 31453065 32660940 33749638 34293987 36345764 38104430 38941890 41937420 45432205 45725316 46730268 48991410 50624457 52759980 54518646 57156645 58412835 62906130 67499276 68587974 76208860 77883780 81777969 84374095 90864410 97982820 101248914 109037292 114313290 116825670 118123733 125812260 136296615 137175948 151873371 163555938 168748190 171469935 181728820 202497828 228626580 233651340 236247466 253122285 272593230 303746742 327111876 337496380 342939870 354371199 408889845 472494932 506244570 545186460 590618665 607493484 685879740 708742398 759366855 817779690 1012489140 1063113597 1181237330 1417484796 1518733710 1635559380 1771855995 2126227194 2362474660 3037467420 3543711990 4252454388 5315567985 7087423980 10631135970 21262271940
• Sum of all divisors σ(n): 82415563776
• Sum of proper divisors (its aliquot sum) s(n): 61153291836
• 21262271940 is an abundant number, because the sum of its proper divisors (61153291836) is greater than itself. Its abundance is 39891019896

Bases of 21262271940

• Binary: 10011110011010101001000010111000100₂
• Hexadecimal: 0x4F35485C4
• Base-36: 9RN0A10

Squares and roots of 21262271940

• 21262271940 squared (21262271940²) is 452084208050511363600
• 21262271940 cubed (21262271940³) is 9612337371349509868923417384000
• The square root of 21262271940 is 145815.8837027023
• The cube root of 21262271940 is 2770.3622207009

Scales and comparisons

• 21,262,271,940 seconds is equal to 676 years, 3 weeks, 6 days, 2 hours, 39 minutes.
• To count from 1 to 21,262,271,940 would take you about one thousand, three hundred fifty-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 21262271940 cubic inches would be around 230.9 feet tall.

Recreational maths with 21262271940

• 21262271940 backwards is 04917226212
• 21262271940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21262271940's digits is 36
• More coming soon!