20801746560

Names of 20801746560

• Cardinal: 20801746560 can be written as Twenty billion, eight hundred one million, seven hundred forty-six thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.080174656 × 10¹⁰

Factors of 20801746560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1885

Divisors of 20801746560

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 127 128 140 147 160 168 192 196 210 224 240 245 254 280 294 320 336 381 384 392 420 448 480 490 508 560 588 635 640 672 735 762 784 840 889 896 960 980 1016 1120 1176 1270 1344 1470 1524 1568 1680 1741 1778 1905 1920 1960 2032 2240 2352 2540 2667 2688 2940 3048 3136 3360 3482 3556 3810 3920 4064 4445 4480 4704 5080 5223 5334 5880 6096 6223 6272 6720 6964 7112 7620 7840 8128 8705 8890 9408 10160 10446 10668 11760 12187 12192 12446 13335 13440 13928 14224 15240 15680 16256 17410 17780 18669 18816 20320 20892 21336 23520 24374 24384 24892 26115 26670 27856 28448 30480 31115 31360 34820 35560 36561 37338 40640 41784 42672 47040 48748 48768 49784 52230 53340 55712 56896 60935 60960 62230 69640 71120 73122 74676 81280 83568 85309 85344 93345 94080 97496 99568 104460 106680 111424 113792 121870 121920 124460 139280 142240 146244 149352 167136 170618 170688 182805 186690 194992 199136 208920 213360 221107 222848 243740 243840 248920 255927 278560 284480 292488 298704 334272 341236 341376 365610 373380 389984 398272 417840 426545 426720 442214 487480 497840 511854 557120 568960 584976 597408 663321 668544 682472 731220 746760 779968 796544 835680 853090 853440 884428 974960 995680 1023708 1105535 1114240 1169952 1194816 1279635 1326642 1364944 1462440 1493520 1547749 1559936 1671360 1706180 1706880 1768856 1949920 1991360 2047416 2211070 2339904 2389632 2559270 2653284 2729888 2924880 2987040 3095498 3316605 3342720 3412360 3537712 3899840 3982720 4094832 4422140 4643247 4679808 5118540 5306568 5459776 5849760 5974080 6190996 6633210 6824720 7075424 7738745 7799680 8189664 8844280 9286494 10237080 10613136 10834243 10919552 11699520 11948160 12381992 13266420 13649440 14150848 15477490 16379328 17688560 18572988 20474160 21226272 21668486 23216235 23399040 24763984 26532840 27298880 28301696 30954980 32502729 32758656 35377120 37145976 40948320 42452544 43336972 46432470 49527968 53065680 54171215 54597760 61909960 65005458 70754240 74291952 81896640 84905088 86673944 92864940 99055936 106131360 108342430 123819920 130010916 141508480 148583904 162513645 163793280 173347888 185729880 198111872 212262720 216684860 247639840 260021832 297167808 325027290 346695776 371459760 424525440 433369720 495279680 520043664 594335616 650054580 693391552 742919520 866739440 990559360 1040087328 1300109160 1386783104 1485839040 1733478880 2080174656 2600218320 2971678080 3466957760 4160349312 5200436640 6933915520 10400873280 20801746560
• Sum of all divisors σ(n): 77782947840
• Sum of proper divisors (its aliquot sum) s(n): 56981201280
• 20801746560 is an abundant number, because the sum of its proper divisors (56981201280) is greater than itself. Its abundance is 36179454720

Bases of 20801746560

• Binary: 10011010111111000010111011010000000₂
• Hexadecimal: 0x4D7E17680
• Base-36: 9K0TMDC

Squares and roots of 20801746560

• 20801746560 squared (20801746560²) is 432712659946471833600
• 20801746560 cubed (20801746560³) is 9001179085509970248725692416000
• The square root of 20801746560 is 144228.1059987963
• The cube root of 20801746560 is 2750.2147076439

Scales and comparisons

• 20,801,746,560 seconds is equal to 661 years, 22 weeks, 2 days, 22 hours, 56 minutes.
• To count from 1 to 20,801,746,560 would take you about one thousand, three hundred twenty-two 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 20801746560 cubic inches would be around 229.2 feet tall.

Recreational maths with 20801746560

• 20801746560 backwards is 06564710802
• The number of decimal digits it has is: 11
• The sum of 20801746560's digits is 39
• More coming soon!