20143878720

Names of 20143878720

• Cardinal: 20143878720 can be written as Twenty billion, one hundred forty-three million, eight hundred seventy-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.014387872 × 10¹⁰

Factors of 20143878720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 548

Divisors of 20143878720

• Number of divisors d(n): 448
• 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 56 60 61 64 70 80 84 96 105 112 120 122 140 157 160 168 183 192 210 224 240 244 280 305 313 314 320 336 366 420 427 448 471 480 488 560 610 626 628 672 732 785 840 854 915 939 942 960 976 1099 1120 1220 1252 1256 1281 1344 1464 1565 1570 1680 1708 1830 1878 1884 1952 2135 2191 2198 2240 2355 2440 2504 2512 2562 2928 3130 3140 3297 3360 3416 3660 3756 3768 3904 4270 4382 4396 4695 4710 4880 5008 5024 5124 5495 5856 6260 6280 6405 6573 6594 6720 6832 7320 7512 7536 8540 8764 8792 9390 9420 9577 9760 10016 10048 10248 10955 10990 11712 12520 12560 12810 13146 13188 13664 14640 15024 15072 16485 17080 17528 17584 18780 18840 19093 19154 19520 20032 20496 21910 21980 25040 25120 25620 26292 26376 27328 28731 29280 30048 30144 32865 32970 34160 35056 35168 37560 37680 38186 38308 40992 43820 43960 47885 49141 50080 50240 51240 52584 52752 57279 57462 58560 60096 65730 65940 67039 68320 70112 70336 75120 75360 76372 76616 81984 87640 87920 95465 95770 98282 100160 102480 105168 105504 114558 114924 131460 131880 133651 134078 136640 140224 143655 147423 150240 150720 152744 153232 175280 175840 190930 191540 196564 201117 204960 210336 211008 229116 229848 245705 262920 263760 267302 268156 286395 287310 294846 300480 305488 306464 335195 343987 350560 351680 381860 383080 393128 400953 402234 409920 420672 458232 459696 491410 525840 527520 534604 536312 572790 574620 589692 610976 612928 668255 670390 687974 701120 737115 763720 766160 786256 801906 804468 916464 919392 982820 1005585 1031961 1051680 1055040 1069208 1072624 1145580 1149240 1179384 1221952 1336510 1340780 1375948 1474230 1527440 1532320 1572512 1603812 1608936 1719935 1832928 1838784 1965640 2004765 2011170 2063922 2103360 2138416 2145248 2291160 2298480 2358768 2673020 2681560 2751896 2948460 2997601 3054880 3064640 3145024 3207624 3217872 3439870 3665856 3931280 4009530 4022340 4127844 4276832 4290496 4582320 4596960 4717536 5159805 5346040 5363120 5503792 5896920 5995202 6109760 6415248 6435744 6879740 7862560 8019060 8044680 8255688 8553664 8992803 9164640 9193920 9435072 10319610 10692080 10726240 11007584 11793840 11990404 12830496 12871488 13759480 14988005 15725120 16038120 16089360 16511376 17985606 18329280 20639220 20983207 21384160 21452480 22015168 23587680 23980808 25660992 27518960 29976010 32076240 32178720 33022752 35971212 41278440 41966414 42768320 44964015 47175360 47961616 55037920 59952020 62949621 64152480 64357440 66045504 71942424 82556880 83932828 89928030 95923232 104916035 110075840 119904040 125899242 128304960 143884848 165113760 167865656 179856060 191846464 209832070 239808080 251798484 287769696 314748105 330227520 335731312 359712120 419664140 479616160 503596968 575539392 629496210 671462624 719424240 839328280 959232320 1007193936 1258992420 1342925248 1438848480 1678656560 2014387872 2517984840 2877696960 3357313120 4028775744 5035969680 6714626240 10071939360 20143878720
• Sum of all divisors σ(n): 75003818496
• Sum of proper divisors (its aliquot sum) s(n): 54859939776
• 20143878720 is an abundant number, because the sum of its proper divisors (54859939776) is greater than itself. Its abundance is 34716061056

Bases of 20143878720

• Binary: 10010110000101010110011001001000000₂
• Hexadecimal: 0x4B0AB3240
• Base-36: 99558AO

Squares and roots of 20143878720

• 20143878720 squared (20143878720²) is 405775849886068838400
• 20143878720 cubed (20143878720³) is 8173899507609896498300878848000
• The square root of 20143878720 is 141929.1327388425
• The cube root of 20143878720 is 2720.9111854965

Scales and comparisons

• 20,143,878,720 seconds is equal to 640 years, 26 weeks, 4 days, 17 hours, 52 minutes.
• To count from 1 to 20,143,878,720 would take you about one thousand, two hundred eighty-one 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 20143878720 cubic inches would be around 226.7 feet tall.

Recreational maths with 20143878720

• 20143878720 backwards is 02787834102
• 20143878720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20143878720's digits is 42
• More coming soon!