21680975316

Names of 21680975316

• Cardinal: 21680975316 can be written as Twenty-one billion, six hundred eighty million, nine hundred seventy-five thousand, three hundred sixteen.

Scientific notation

• Scientific notation: 2.1680975316 × 10¹⁰

Factors of 21680975316

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 427

Divisors of 21680975316

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 11 12 13 14 19 21 22 26 28 33 38 39 41 42 44 49 52 57 66 76 77 78 82 84 91 98 114 123 132 133 143 147 154 156 164 182 196 209 228 231 246 247 266 273 286 287 294 308 331 364 399 418 429 451 462 492 494 532 533 539 546 572 574 588 627 637 662 741 779 798 836 858 861 902 924 931 988 993 1001 1066 1078 1092 1148 1254 1274 1324 1353 1463 1482 1558 1596 1599 1617 1716 1722 1729 1804 1862 1911 1986 2002 2009 2132 2156 2317 2337 2508 2548 2706 2717 2793 2926 2964 3003 3116 3157 3198 3234 3444 3458 3641 3724 3731 3822 3972 4004 4018 4303 4389 4634 4674 5187 5412 5434 5453 5586 5852 5863 6006 6027 6289 6314 6396 6468 6916 6951 7007 7282 7462 7644 8036 8151 8569 8606 8778 9268 9348 9471 10127 10241 10374 10868 10906 10923 11172 11193 11726 12012 12054 12103 12578 12628 12909 13571 13902 14014 14564 14924 16219 16302 16359 17138 17212 17556 17589 18867 18942 19019 20254 20482 20748 21021 21812 21846 22099 22386 23452 24108 24206 25156 25487 25707 25818 26117 27142 27804 28028 30121 30381 30723 32438 32604 32718 34276 35178 36309 37734 37884 38038 38171 40508 40713 40964 41041 42042 43692 44023 44198 44772 47333 48412 48657 50974 51414 51636 52234 54284 57057 59983 60242 60762 61446 64876 65436 66297 69179 70356 70889 72618 75468 76076 76342 76461 78351 81426 81757 82082 84084 88046 88396 90363 94666 94997 97314 101948 102828 104468 111397 114114 114513 119966 120484 121524 122892 123123 132069 132594 133133 138358 141778 141999 145236 149281 152684 152922 156702 162852 163514 164164 176092 176423 178409 179949 180726 189332 189994 194628 207537 210847 212667 222794 228228 229026 239932 245271 246246 257849 264138 265188 266266 276716 283556 283998 284991 287287 298562 305844 308161 313404 327028 331331 334191 352846 356818 359898 361452 379988 399399 415074 419881 421694 425334 445588 447843 458052 484253 490542 492492 496223 515698 528276 529269 532532 535227 567996 569982 572299 574574 597124 616322 632541 662662 664979 668382 705692 713636 719796 773547 779779 798798 830148 839762 843388 850668 861861 895686 899327 924483 968506 981084 992446 993993 1031396 1044967 1058538 1070454 1139964 1144598 1149148 1232644 1234961 1259643 1265082 1325324 1329958 1336764 1452759 1488669 1547094 1559558 1597596 1679524 1716897 1723722 1791372 1798654 1804943 1848966 1937012 1940653 1984892 1987986 1994937 2089934 2117076 2140908 2289196 2319317 2339337 2469922 2519286 2530164 2659916 2697981 2836339 2905518 2977338 3094188 3119116 3134901 3352037 3389771 3433794 3447444 3597308 3609886 3697932 3704883 3881306 3975972 3989874 4006093 4179868 4638634 4678674 4939844 5038572 5395962 5414829 5458453 5672678 5811036 5821959 5954676 6269802 6295289 6704074 6779542 6867588 6957951 7219772 7314769 7409766 7762612 7979748 8012186 8509017 8644727 9277268 9357348 10056111 10169313 10791924 10829658 10916906 11345356 11643918 12018279 12539604 12590578 12634601 13408148 13559084 13584571 13915902 14629538 14819532 16024372 16375359 17018034 17289454 18885867 19854373 20112222 20338626 21659316 21833812 21944307 23287836 23464259 24036558 25181156 25269202 25934181 27169142 27831804 29259076 32750718 34036068 34578908 36872407 37771734 37903803 39708746 40224444 40677252 40753713 43888614 44067023 46928518 48073116 50538404 51868362 54338284 59563119 65501436 70392777 73744814 75543468 75807606 79417492 81507426 87777228 88134046 93857036 95091997 103736724 110617221 119126238 132201069 138980611 140785554 147489628 151615212 163014852 164249813 176268092 190183994 221234442 238252476 258106849 264402138 277961222 281571108 285275991 328499626 380367988 416941833 442468884 492749439 516213698 528804276 555922444 570551982 656999252 774320547 833883666 985498878 1032427396 1141103964 1548641094 1667767332 1806747943 1970997756 3097282188 3613495886 5420243829 7226991772 10840487658 21680975316
• Sum of all divisors σ(n): 74775536640
• Sum of proper divisors (its aliquot sum) s(n): 53094561324
• 21680975316 is an abundant number, because the sum of its proper divisors (53094561324) is greater than itself. Its abundance is 31413586008

Bases of 21680975316

• Binary: 10100001100010010010110110111010100₂
• Hexadecimal: 0x50C496DD4
• Base-36: 9YKAJMC

Squares and roots of 21680975316

• 21680975316 squared (21680975316²) is 470064690653001299856
• 21680975316 cubed (21680975316³) is 10191460954970897103493850354496
• The square root of 21680975316 is 147244.6104820139
• The cube root of 21680975316 is 2788.4290911289

Scales and comparisons

• 21,680,975,316 seconds is equal to 689 years, 20 weeks, 1 day, 5 hours, 8 minutes, 36 seconds.
• To count from 1 to 21,680,975,316 would take you about one thousand, three hundred seventy-eight 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 21680975316 cubic inches would be around 232.4 feet tall.

Recreational maths with 21680975316

• 21680975316 backwards is 61357908612
• The number of decimal digits it has is: 11
• The sum of 21680975316's digits is 48
• More coming soon!