20979168210

Names of 20979168210

• Cardinal: 20979168210 can be written as Twenty billion, nine hundred seventy-nine million, one hundred sixty-eight thousand, two hundred ten.

Scientific notation

• Scientific notation: 2.097916821 × 10¹⁰

Factors of 20979168210

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 894

Divisors of 20979168210

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 13 14 15 18 21 22 26 27 30 33 35 39 42 45 49 54 55 63 65 66 70 77 78 90 91 98 99 105 110 117 126 130 135 143 147 154 165 169 182 189 195 198 210 231 234 245 270 273 286 294 297 315 330 338 351 378 385 390 429 441 455 462 490 495 507 539 546 585 594 630 637 693 702 715 735 770 819 845 853 858 882 910 945 990 1001 1014 1078 1155 1170 1183 1274 1287 1323 1365 1386 1430 1470 1485 1521 1617 1638 1690 1706 1755 1859 1890 1911 2002 2079 2145 2205 2310 2366 2457 2535 2559 2574 2646 2695 2730 2970 3003 3042 3185 3234 3465 3510 3549 3718 3822 3861 4095 4158 4265 4290 4410 4563 4851 4914 5005 5070 5118 5390 5577 5733 5915 5971 6006 6370 6435 6615 6930 7007 7098 7605 7677 7722 8085 8190 8281 8530 9009 9126 9295 9383 9555 9702 10010 10395 10647 11089 11154 11466 11830 11942 12285 12795 12870 13013 13230 14014 14553 15015 15210 15354 16170 16562 16731 17199 17745 17913 18018 18590 18766 19110 19305 20790 21021 21294 22178 22815 23031 24255 24570 24843 25590 26026 27027 27885 28149 28665 29106 29855 30030 31941 33267 33462 34398 35035 35490 35826 38385 38610 39039 41405 41797 42042 45045 45630 46062 46915 48510 49686 50193 53235 53739 54054 55445 55770 56298 57330 59710 63063 63882 65065 65681 66534 70070 72765 74529 76770 77623 78078 82810 83594 83655 84447 85995 89565 90090 91091 93830 99801 100386 105105 106470 107478 110890 115155 117117 121979 124215 125391 126126 130130 131362 135135 140745 144157 145530 149058 155246 159705 161217 166335 167310 168894 171990 179130 182182 189189 195195 197043 199602 208985 210210 223587 230310 232869 234234 243958 248430 250782 250965 253341 268695 270270 273273 281490 288314 299403 315315 319410 322434 328405 332670 351351 365937 372645 376173 378378 388115 390390 394086 417970 422235 432471 447174 455455 459767 465738 499005 501930 506682 537390 543361 546546 585585 591129 598806 609895 626955 630630 656810 698607 702702 720785 731874 745290 752346 776230 806085 819819 844470 853853 864942 910910 919534 945945 985215 998010 1009099 1086722 1097811 1117935 1128519 1164345 1171170 1182258 1219790 1253910 1266705 1297413 1366365 1379301 1397214 1441570 1497015 1585727 1612170 1630083 1639638 1707706 1756755 1773387 1829685 1880865 1891890 1970430 2018198 2095821 2162355 2195622 2235870 2257038 2298835 2328690 2459457 2533410 2561559 2594826 2716805 2732730 2758602 2955645 2994030 3027297 3171454 3260166 3293433 3493035 3513510 3546774 3659370 3761730 3892239 4099095 4137903 4191642 4269265 4324710 4597670 4757181 4890249 4918914 5045495 5123118 5433610 5489055 5642595 5911290 5976971 6054594 6487065 6586866 6896505 6986070 7063693 7684677 7784478 7928635 8150415 8198190 8275806 8538530 8866935 9081891 9514362 9780498 10090990 10479105 10978110 11100089 11285190 11953942 12297285 12413709 12807795 12974130 13793010 14127386 14271543 14670747 15136485 15369354 15857270 16300830 16467165 17733870 17930913 18163782 19461195 20689515 20958210 21191079 22200178 23054031 23785905 24451245 24594570 24827418 25615590 27245673 28543086 29341494 29884855 30272970 32934330 33300267 35318465 35861826 38423385 38922390 41379030 42382158 42814629 45409455 46108062 47571810 48902490 53792739 54491346 55500445 59769710 62068545 63573237 66600534 70636930 71357715 73353735 76846770 77700623 85629258 89654565 90818910 99900801 105955395 107585478 111000890 115270155 124137090 127146474 136228365 142715430 146707470 155401246 161378217 166501335 179309130 190719711 199801602 211910790 214073145 230540310 233101869 268963695 272456730 299702403 317866185 322756434 333002670 381439422 388503115 428146290 466203738 499504005 537927390 599404806 635732370 699305607 777006230 806891085 953598555 999008010 1165509345 1398611214 1498512015 1613782170 1907197110 2097916821 2331018690 2997024030 3496528035 4195833642 6993056070 10489584105 20979168210
• Sum of all divisors σ(n): 76965759360
• Sum of proper divisors (its aliquot sum) s(n): 55986591150
• 20979168210 is an abundant number, because the sum of its proper divisors (55986591150) is greater than itself. Its abundance is 35007422940

Bases of 20979168210

• Binary: 10011100010011101001011001111010010₂
• Hexadecimal: 0x4E274B3D2
• Base-36: 9MYGDSI

Squares and roots of 20979168210

• 20979168210 squared (20979168210²) is 440125498783474604100
• 20979168210 cubed (20979168210³) is 9233466872488664087677055661000
• The square root of 20979168210 is 144841.8731237621
• The cube root of 20979168210 is 2758.0115994941

Scales and comparisons

• 20,979,168,210 seconds is equal to 667 years, 3 weeks, 5 days, 10 hours, 43 minutes, 30 seconds.
• To count from 1 to 20,979,168,210 would take you about one thousand, three hundred thirty-four 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 20979168210 cubic inches would be around 229.8 feet tall.

Recreational maths with 20979168210

• 20979168210 backwards is 01286197902
• 20979168210 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20979168210's digits is 45
• More coming soon!