21324769884

Names of 21324769884

• Cardinal: 21324769884 can be written as Twenty-one billion, three hundred twenty-four million, seven hundred sixty-nine thousand, eight hundred eighty-four.

Scientific notation

• Scientific notation: 2.1324769884 × 10¹⁰

Factors of 21324769884

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 244

Divisors of 21324769884

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 23 27 33 36 37 44 46 54 66 69 74 79 81 89 92 99 108 111 132 138 148 158 162 178 198 207 222 237 253 267 276 297 316 324 333 356 396 407 414 444 474 506 534 594 621 666 711 759 801 814 828 851 869 891 948 979 999 1012 1068 1188 1221 1242 1332 1422 1518 1602 1628 1702 1738 1782 1817 1863 1958 1998 2047 2133 2277 2403 2442 2484 2553 2607 2844 2923 2937 2997 3036 3204 3293 3404 3476 3564 3634 3663 3726 3916 3996 4094 4266 4554 4806 4884 5106 5214 5451 5846 5874 5994 6141 6399 6586 6831 7031 7209 7268 7326 7452 7659 7821 8188 8532 8769 8811 9108 9361 9612 9879 10212 10428 10902 10989 11692 11748 11988 12282 12798 13172 13662 14062 14418 14652 15318 15642 16353 17538 17622 18423 18722 19758 19987 20493 21093 21804 21978 22517 22977 23463 24564 25596 26307 26433 27324 28083 28124 28836 29637 30636 31284 32153 32706 32967 35076 35244 36223 36846 37444 39516 39974 40986 42186 43956 45034 45954 46926 49059 52614 52866 55269 56166 59274 59961 63279 64306 65412 65934 67229 67551 68931 70389 72446 73692 75739 77341 78921 79299 79948 81972 84249 84372 88911 90068 91908 93852 96459 98118 105228 105732 108669 110538 112332 118548 119922 126558 128612 131868 134458 135102 137862 140778 144892 147177 151478 154682 157842 158598 161713 165807 168498 177822 179883 189837 192918 196236 201687 202653 217338 221076 227217 232023 236763 239844 252747 253116 260147 266733 268916 270204 275724 281556 289377 294354 302956 309364 315684 317196 323426 326007 331614 336996 355644 359766 379674 385836 403374 405306 434676 454434 464046 473526 485139 505494 520294 533466 539649 569511 578754 588708 605061 607959 646852 652014 663228 681651 696069 719532 739519 758241 759348 780441 806748 810612 833129 868131 908868 928092 947052 970278 978021 1010988 1040588 1066932 1079298 1139022 1157508 1210122 1215918 1304028 1363302 1392138 1455417 1479038 1516482 1560882 1618947 1666258 1736262 1778843 1815183 1823877 1940556 1956042 2044953 2088207 2158596 2218557 2278044 2341323 2420244 2431836 2499387 2604393 2726604 2784276 2861617 2910834 2934063 2958076 3032964 3121764 3237894 3332516 3472524 3557686 3630366 3647754 3912084 4089906 4176414 4366251 4437114 4682646 4998774 5208786 5336529 5445549 5723234 5821668 5868126 5983381 6134859 6264621 6475788 6655671 7023969 7115372 7260732 7295508 7498161 8179812 8352828 8584851 8732502 8874228 9365292 9997548 10417572 10673058 10891098 11446468 11736252 11966762 12269718 12529242 13098753 13311342 14047938 14996322 16009587 17169702 17465004 17950143 19967013 21071907 21346116 21782196 22494483 23933524 24539436 25058484 25754553 26197506 26622684 28095876 29992644 32019174 34339404 35900286 39934026 42143814 44988966 48028761 51509106 52395012 53850429 59901039 64038348 65817191 67483449 71800572 77263659 79868052 84287628 89977932 96057522 103018212 107700858 119802078 131634382 134966898 144086283 154527318 161551287 192115044 197451573 215401716 231790977 239604156 263268764 269933796 288172566 309054636 323102574 394903146 463581954 484653861 576345132 592354719 646205148 789806292 927163908 969307722 1184709438 1777064157 1938615444 2369418876 3554128314 5331192471 7108256628 10662384942 21324769884
• Sum of all divisors σ(n): 66740889600
• Sum of proper divisors (its aliquot sum) s(n): 45416119716
• 21324769884 is an abundant number, because the sum of its proper divisors (45416119716) is greater than itself. Its abundance is 24091349832

Bases of 21324769884

• Binary: 10011110111000011100010101001011100₂
• Hexadecimal: 0x4F70E2A5C
• Base-36: 9SO7TR0

Squares and roots of 21324769884

• 21324769884 squared (21324769884²) is 454745810605553373456
• 21324769884 cubed (21324769884³) is 9697349766876472381429113799104
• The square root of 21324769884 is 146030.0307607993
• The cube root of 21324769884 is 2773.0739499783

Scales and comparisons

• 21,324,769,884 seconds is equal to 678 years, 3 weeks, 1 day, 11 hours, 11 minutes, 24 seconds.
• To count from 1 to 21,324,769,884 would take you about one thousand, three hundred fifty-six 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 21324769884 cubic inches would be around 231.1 feet tall.

Recreational maths with 21324769884

• 21324769884 backwards is 48896742312
• 21324769884 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21324769884's digits is 54
• More coming soon!