20769640320

Names of 20769640320

• Cardinal: 20769640320 can be written as Twenty billion, seven hundred sixty-nine million, six hundred forty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.076964032 × 10¹⁰

Factors of 20769640320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 57

Divisors of 20769640320

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 23 24 26 30 32 33 39 40 44 46 48 52 55 60 64 65 66 69 78 80 88 92 96 104 110 115 120 121 128 130 132 138 143 156 160 165 169 176 184 192 195 208 220 230 240 242 253 260 264 276 286 299 312 320 330 338 345 352 363 368 384 390 416 429 440 460 480 484 506 507 520 528 529 552 572 598 605 624 640 660 676 690 704 715 726 736 759 780 832 845 858 880 897 920 960 968 1012 1014 1040 1056 1058 1104 1144 1196 1210 1248 1265 1320 1352 1380 1408 1430 1452 1472 1495 1518 1560 1573 1587 1664 1690 1716 1760 1794 1815 1840 1859 1920 1936 2024 2028 2080 2112 2116 2145 2208 2288 2392 2420 2496 2530 2535 2640 2645 2704 2760 2783 2860 2904 2944 2990 3036 3120 3146 3174 3289 3380 3432 3520 3588 3630 3680 3718 3795 3872 3887 4048 4056 4160 4224 4232 4290 4416 4485 4576 4719 4784 4840 4992 5060 5070 5280 5290 5408 5520 5566 5577 5720 5808 5819 5980 6072 6240 6292 6348 6578 6760 6864 6877 7040 7176 7260 7360 7436 7590 7744 7774 7865 7935 8096 8112 8320 8349 8464 8580 8832 8970 9152 9295 9438 9568 9680 9867 10120 10140 10560 10580 10816 11040 11132 11154 11440 11616 11638 11661 11960 12144 12480 12584 12696 13156 13520 13728 13754 13915 14352 14520 14720 14872 15180 15488 15548 15730 15870 16192 16224 16445 16698 16928 17160 17457 17940 18304 18590 18876 19136 19360 19435 19734 20240 20280 20449 20631 21120 21160 21632 22080 22264 22308 22880 23232 23276 23322 23595 23920 24288 24960 25168 25392 26312 27040 27456 27508 27830 27885 28704 29040 29095 29744 30360 31096 31460 31740 32384 32448 32890 33396 33856 34320 34385 34914 35880 36179 37180 37752 38272 38720 38870 39468 40480 40560 40898 41262 41745 42320 42757 44160 44528 44616 45760 46464 46552 46644 47190 47840 48576 49335 50336 50784 52624 54080 54912 55016 55660 55770 57408 58080 58190 58305 59488 60720 61347 62192 62920 63480 64009 64896 65780 66792 67712 68640 68770 69828 71760 72358 74360 75504 75647 77440 77740 78936 80960 81120 81796 82524 83490 84640 85514 87285 89056 89232 89401 91520 93104 93288 94380 95680 97152 98670 100672 101568 102245 103155 105248 108160 108537 110032 111320 111540 114816 116160 116380 116610 118976 121440 122694 124384 125840 126960 128018 128271 131560 133584 137280 137540 139656 143520 144716 148720 151008 151294 155480 157872 161920 162240 163592 165048 166980 169280 171028 174570 178112 178464 178802 180895 186208 186576 188760 191360 192027 197340 201344 203136 204490 206310 210496 213785 217074 220064 222640 223080 226941 232320 232760 233220 237952 242880 245388 248768 251680 253920 256036 256542 263120 267168 268203 274560 275080 279312 287040 289432 297440 302016 302588 306735 310960 315744 320045 324480 327184 330096 333960 338560 342056 349140 356224 356928 357604 361790 372416 373152 377520 378235 384054 394680 408980 412620 420992 427570 434148 440128 445280 446160 447005 453882 465520 466440 470327 485760 490776 497536 503360 507840 512072 513084 526240 534336 536406 542685 550160 558624 574080 578864 594880 604032 605176 613470 621920 631488 640090 641355 654368 660192 667920 684112 698280 713856 715208 723580 744832 746304 755040 756470 768108 789360 817960 825240 832117 855140 868296 880256 890560 892320 894010 907764 931040 932880 940654 960135 981552 983411 1006720 1015680 1024144 1026168 1052480 1068672 1072812 1085370 1100320 1117248 1134705 1157728 1189760 1210352 1226940 1243840 1262976 1280180 1282710 1308736 1320384 1335840 1341015 1368224 1396560 1410981 1430416 1447160 1492608 1510080 1512940 1536216 1578720 1635920 1650480 1664234 1710280 1736592 1781120 1784640 1788020 1815528 1862080 1865760 1881308 1920270 1963104 1966822 2048288 2052336 2104960 2145624 2170740 2200640 2234496 2269410 2315456 2351635 2420704 2453880 2487680 2496351 2560360 2565420 2617472 2640768 2671680 2682030 2736448 2793120 2821962 2860832 2894320 2950233 3020160 3025880 3072432 3157440 3271840 3300960 3328468 3420560 3473184 3569280 3576040 3631056 3724160 3731520 3762616 3840540 3926208 3933644 4096576 4104672 4160585 4291248 4341480 4401280 4538820 4630912 4703270 4841408 4907760 4917055 4992702 5120720 5130840 5343360 5364060 5472896 5586240 5643924 5721664 5788640 5900466 6051760 6144864 6314880 6543680 6601920 6656936 6841120 6946368 7054905 7152080 7262112 7463040 7525232 7681080 7852416 7867288 8193152 8209344 8321170 8582496 8682960 9077640 9406540 9682816 9815520 9834110 9985404 10241440 10261680 10728120 10817521 11172480 11287848 11443328 11577280 11800932 12103520 12289728 12481755 13087360 13203840 13313872 13682240 13892736 14109810 14304160 14524224 14751165 15050464 15362160 15734576 16418688 16642340 17164992 17365920 18155280 18813080 19631040 19668220 19970808 20482880 20523360 21456240 21635042 22575696 23154560 23601864 24207040 24579456 24963510 26627744 27364480 28219620 28608320 29048448 29502330 30100928 30724320 31469152 32452563 33284680 34329984 34731840 36310560 37626160 39262080 39336440 39941616 40965760 41046720 42912480 43270084 45151392 47203728 48414080 49927020 53255488 54087605 56439240 57216640 59004660 60201856 61448640 62938304 64905126 66569360 69463680 72621120 75252320 78672880 79883232 82093440 85824960 86540168 90302784 94407456 99854040 106510976 108175210 112878480 118009320 122897280 125876608 129810252 133138720 145242240 150504640 157345760 159766464 162262815 171649920 173080336 180605568 188814912 199708080 216350420 225756960 236018640 259620504 266277440 301009280 314691520 319532928 324525630 346160672 377629824 399416160 432700840 451513920 472037280 519241008 532554880 629383040 649051260 692321344 798832320 865401680 903027840 944074560 1038482016 1298102520 1384642688 1597664640 1730803360 1888149120 2076964032 2596205040 3461606720 4153928064 5192410080 6923213440 10384820160 20769640320
• Sum of all divisors σ(n): 82371938040
• Sum of proper divisors (its aliquot sum) s(n): 61602297720
• 20769640320 is an abundant number, because the sum of its proper divisors (61602297720) is greater than itself. Its abundance is 40832657400

Bases of 20769640320

• Binary: 10011010101111101111000111110000000₂
• Hexadecimal: 0x4D5F78F80
• Base-36: 9JHPH1C

Squares and roots of 20769640320

• 20769640320 squared (20769640320²) is 431377959022169702400
• 20769640320 cubed (20769640320³) is 8959565050866163624849440768000
• The square root of 20769640320 is 144116.7593307593
• The cube root of 20769640320 is 2748.7990489429

Scales and comparisons

• 20,769,640,320 seconds is equal to 660 years, 21 weeks, 2 days, 8 hours, 32 minutes.
• To count from 1 to 20,769,640,320 would take you about one thousand, three hundred twenty 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 20769640320 cubic inches would be around 229.1 feet tall.

Recreational maths with 20769640320

• 20769640320 backwards is 02304696702
• 20769640320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20769640320's digits is 39
• More coming soon!