19977142129920

Names of 19977142129920

• Cardinal: 19977142129920 can be written as Nineteen trillion, nine hundred seventy-seven billion, one hundred forty-two million, one hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.997714212992 × 10¹³

Factors of 19977142129920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 304614

Divisors of 19977142129920

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 211 216 240 243 256 270 288 320 324 360 384 405 422 432 480 486 540 576 633 640 648 720 768 810 844 864 960 972 1055 1080 1152 1215 1266 1280 1296 1440 1620 1688 1728 1899 1920 1944 2110 2160 2304 2430 2532 2592 2880 3165 3240 3376 3456 3798 3840 3888 4220 4320 4860 5064 5184 5697 5760 6330 6480 6752 6912 7596 7776 8440 8640 9495 9720 10128 10368 11394 11520 12660 12960 13504 15192 15552 16880 17091 17280 18990 19440 20256 20736 22788 25320 25920 27008 28485 30384 31104 33760 34182 34560 37980 38880 40512 45576 50640 51273 51840 54016 56970 60768 62208 67520 68364 75960 77760 81024 85455 91152 101280 102546 103680 113940 121536 135040 136728 151920 155520 162048 170910 182304 202560 205092 227880 243072 256365 270080 273456 303840 304393 311040 341820 364608 405120 410184 455760 486144 512730 546912 607680 608786 683640 729216 810240 820368 911520 913179 1025460 1093824 1215360 1217572 1367280 1458432 1521965 1640736 1823040 1826358 2050920 2187648 2430720 2435144 2734560 2739537 3043930 3281472 3646080 3652716 4101840 4375296 4565895 4870288 5469120 5479074 6087860 6562944 7292160 7305432 8203680 8218611 9131790 9740576 10938240 10958148 12175720 13125888 13697685 14610864 16407360 16437222 18263580 19481152 21876480 21916296 24351440 24655833 27395370 29221728 32814720 32874444 36527160 38962304 41093055 43832592 48702880 49311666 54790740 58443456 64226923 65629440 65748888 73054320 73967499 77924608 82186110 87665184 97405760 98623332 109581480 116886912 123279165 128453846 131497776 146108640 147934998 164372220 175330368 192680769 194811520 197246664 219162960 233773824 246558330 256907692 262995552 292217280 295869996 321134615 328744440 350660736 369837495 385361538 389623040 394493328 438325920 493116660 513815384 525991104 578042307 584434560 591739992 642269230 657488880 701321472 739674990 770723076 788986656 876651840 963403845 986233320 1027630768 1051982208 1156084614 1168869120 1183479984 1284538460 1314977760 1479349980 1541446152 1577973312 1734126921 1753303680 1926807690 1972466640 2055261536 2103964416 2312169228 2366959968 2569076920 2629955520 2890211535 2958699960 3082892304 3155946624 3468253842 3506607360 3853615380 3944933280 4110523072 4624338456 4733919936 5138153840 5202380763 5259911040 5780423070 5917399920 6165784608 6311893248 6936507684 7707230760 7889866560 8221046144 8670634605 9248676912 9467839872 10276307680 10404761526 10519822080 11560846140 11834799840 12331569216 13873015368 15414461520 15607142289 15779733120 16442092288 17341269210 18497353824 18935679744 20552615360 20809523052 23121692280 23669599680 24663138432 26011903815 27746030736 30828923040 31214284578 31559466240 34682538420 36994707648 41105230720 41619046104 46243384560 47339199360 49326276864 52023807630 55492061472 61657846080 62428569156 69365076840 73989415296 78035711445 82210461440 83238092208 92486769120 94678398720 104047615260 110984122944 123315692160 124857138312 138730153680 147978830592 156071422890 166476184416 184973538240 208095230520 221968245888 246631384320 249714276624 277460307360 312142845780 332952368832 369947076480 416190461040 443936491776 499428553248 554920614720 624285691560 665904737664 739894152960 832380922080 998857106496 1109841229440 1248571383120 1331809475328 1664761844160 1997714212992 2219682458880 2497142766240 3329523688320 3995428425984 4994285532480 6659047376640 9988571064960 19977142129920
• Sum of all divisors σ(n): 72018734004672
• Sum of proper divisors (its aliquot sum) s(n): 52041591874752
• 19977142129920 is an abundant number, because the sum of its proper divisors (52041591874752) is greater than itself. Its abundance is 32064449744832

Bases of 19977142129920

• Binary: 100100010101101001010011101011101010100000000₂
• Hexadecimal: 0x122B4A75D500
• Base-36: 72XDEMO00

Squares and roots of 19977142129920

• 19977142129920 squared (19977142129920²) is 399086207679024594159206400
• 19977142129920 cubed (19977142129920³) is 7972601892894644840669712133272895488000
• The square root of 19977142129920 is 4469579.6368249219
• The cube root of 19977142129920 is 27133.8312563669

Scales and comparisons

• 19,977,142,129,920 seconds is equal to 635,211 years, 16 weeks, 6 days, 19 hours, 12 minutes.
• To count from 1 to 19,977,142,129,920 would take you about one million, five hundred eighty-eight thousand and twenty-eight 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 19977142129920 cubic inches would be around 2261.2 feet tall.

Recreational maths with 19977142129920

• 19977142129920 backwards is 02992124177991
• The number of decimal digits it has is: 14
• The sum of 19977142129920's digits is 63
• More coming soon!