20808734616560

Names of 20808734616560

• Cardinal: 20808734616560 can be written as Twenty trillion, eight hundred eight billion, seven hundred thirty-four million, six hundred sixteen thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.080873461656 × 10¹³

Factors of 20808734616560

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 86

Divisors of 20808734616560

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 31 37 40 44 55 62 74 80 88 110 121 124 148 155 176 185 220 242 248 296 310 341 370 407 440 484 496 592 605 620 682 740 814 880 968 1147 1210 1240 1364 1369 1480 1628 1705 1936 2035 2294 2420 2480 2728 2738 2960 3256 3410 3751 4070 4477 4588 4840 5456 5476 5735 6512 6820 6845 7502 8140 8954 9176 9680 10952 11470 12617 13640 13690 15004 15059 16280 17908 18352 18755 21904 22385 22940 25234 27280 27380 30008 30118 32560 35816 37510 42439 44770 45880 50468 50653 54760 60016 60236 63085 71632 75020 75295 84878 89540 91760 100936 101306 109520 120472 126170 138787 150040 150590 165649 169756 179080 201872 202612 212195 240944 252340 253265 277574 300080 301180 331298 339512 358160 405224 424390 466829 504680 506530 555148 557183 602360 662596 679024 693935 810448 828245 848780 933658 1009360 1013060 1110296 1114366 1204720 1325192 1387870 1570243 1656490 1697560 1867316 1874161 2026120 2220592 2228732 2334145 2650384 2775740 2785915 3140486 3312980 3395120 3734632 3748322 4052240 4457464 4668290 5135119 5551480 5571830 6129013 6280972 6625960 7469264 7496644 7851215 8914928 9336580 9370805 10270238 11102960 11143660 12258026 12561944 13251920 14993288 15702430 17272673 18673160 18741610 20540476 20615771 22287320 24516052 25123888 25675595 29986576 30645065 31404860 34545346 37346320 37483220 41080952 41231542 44574640 49032104 51351190 58098991 61290130 62809720 69090692 69343957 74966440 82161904 82463084 86363365 98064208 102702380 103078855 116197982 122580260 125619440 138181384 138687914 149932880 164926168 172726730 189999403 205404760 206157710 226773481 232395964 245160520 276362768 277375828 290494955 329852336 345453460 346719785 379998806 410809520 412315420 453546962 464791928 490321040 554751656 580989910 639088901 690906920 693439570 759997612 762783527 824630840 907093924 929583856 949997015 1109503312 1133867405 1161979820 1278177802 1381813840 1386879140 1519995224 1525567054 1649261680 1814187848 1899994030 2149662667 2267734810 2323959640 2556355604 2773758280 3039990448 3051134108 3195444505 3628375696 3799988060 3813917635 4299325334 4535469620 4647919280 5112711208 5547516560 6102268216 6390889010 7029977911 7599976120 7627835270 8390618797 8598650668 9070939240 10225422416 10748313335 12204536432 12781778020 14059955822 15199952240 15255670540 16781237594 17197301336 18141878480 21496626670 23646289337 25563556040 28119911644 30511341080 33562475188 34394602672 35149889555 41953093985 42993253340 47292578674 51127112080 56239823288 61022682160 67124950376 70299779110 83906187970 85986506680 94585157348 112479646576 118231446685 134249900752 140599558220 167812375940 171973013360 189170314696 236462893370 260109182707 281199116440 335624751880 378340629392 472925786740 520218365414 562398232880 671249503760 945851573480 1040436730828 1300545913535 1891703146960 2080873461656 2601091827070 4161746923312 5202183654140 10404367308280 20808734616560
• Sum of all divisors σ(n): 56418613227648
• Sum of proper divisors (its aliquot sum) s(n): 35609878611088
• 20808734616560 is an abundant number, because the sum of its proper divisors (35609878611088) is greater than itself. Its abundance is 14801143994528

Bases of 20808734616560

• Binary: 100101110110011101001001111000010101111110000₂
• Hexadecimal: 0x12ECE93C2BF0
• Base-36: 7DJEFBPBK

Squares and roots of 20808734616560

• 20808734616560 squared (20808734616560²) is 433003436342422450226233600
• 20808734616560 cubed (20808734616560³) is 9010253594908000393669920715748988416000
• The square root of 20808734616560 is 4561659.1955734703
• The cube root of 20808734616560 is 27505.2263858603

Scales and comparisons

• 20,808,734,616,560 seconds is equal to 661,653 years, 20 weeks, 3 days, 20 hours, 9 minutes, 20 seconds.
• To count from 1 to 20,808,734,616,560 would take you about one million, six hundred fifty-four thousand, one hundred thirty-three 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 20808734616560 cubic inches would be around 2292.1 feet tall.

Recreational maths with 20808734616560

• 20808734616560 backwards is 06561643780802
• The number of decimal digits it has is: 14
• The sum of 20808734616560's digits is 56
• More coming soon!