1978794612720

Names of 1978794612720

• Cardinal: 1978794612720 can be written as One trillion, nine hundred seventy-eight billion, seven hundred ninety-four million, six hundred twelve thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.97879461272 × 10¹²

Factors of 1978794612720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 240

Divisors of 1978794612720

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 36 38 40 45 48 54 57 60 72 76 80 81 90 95 108 114 120 135 144 152 162 171 180 190 211 216 228 240 270 285 304 324 342 360 361 380 405 422 432 456 513 540 570 633 648 684 720 722 760 810 844 855 912 1026 1055 1080 1083 1140 1266 1296 1368 1444 1520 1539 1620 1688 1710 1805 1899 2052 2110 2160 2166 2280 2532 2565 2736 2888 3078 3165 3240 3249 3376 3420 3610 3798 4009 4104 4220 4332 4560 5064 5130 5415 5697 5776 6156 6330 6480 6498 6840 6859 7220 7596 7695 8018 8208 8440 8664 9495 9747 10128 10260 10830 11394 12027 12312 12660 12996 13680 13718 14440 15192 15390 16036 16245 16880 17091 17328 18990 19494 20045 20520 20577 21660 22788 24054 24624 25320 25992 27436 28485 28880 29241 30384 30780 32072 32490 34182 34295 36081 37980 38988 40090 41040 41154 43320 44521 45576 48108 48735 50640 51984 54872 56970 58482 60135 61560 61731 64144 64980 68364 68590 72162 75960 76171 77976 80180 82308 85455 86640 89042 91152 96216 97470 102885 108243 109744 113940 116964 120270 123120 123462 129960 133563 136728 137180 144324 146205 151920 152342 155952 160360 164616 170910 178084 180405 185193 192432 194940 205770 216486 222605 227880 228513 233928 240540 246924 259920 267126 273456 274360 288648 292410 304684 308655 320720 324729 329232 341820 356168 360810 370386 380855 389880 400689 411540 432972 445210 455760 457026 467856 481080 493848 534252 541215 548720 555579 577296 584820 609368 617310 649458 667815 683640 685539 712336 721620 740772 761710 779760 801378 823080 845899 865944 890420 914052 925965 962160 987696 1068504 1082430 1111158 1142565 1169640 1202067 1218736 1234620 1298916 1335630 1367280 1371078 1443240 1447249 1481544 1523420 1602756 1623645 1646160 1691798 1731888 1780840 1828104 1851930 2003445 2056617 2137008 2164860 2222316 2285130 2339280 2404134 2469240 2537697 2597832 2671260 2742156 2777895 2886480 2894498 2963088 3046840 3205512 3247290 3383596 3427695 3561680 3606201 3656208 3703860 4006890 4113234 4229495 4329720 4341747 4444632 4570260 4808268 4938480 5075394 5195664 5342520 5484312 5555790 5788996 6010335 6093680 6169851 6411024 6494580 6767192 6855390 7212402 7236245 7407720 7613091 8013780 8226468 8458990 8659440 8683494 8889264 9140520 9616536 10150788 10283085 10685040 10968624 11111580 11577992 12020670 12339702 12688485 12989160 13025241 13534384 13710780 14424804 14472490 14815440 15226182 16027560 16072081 16452936 16917980 17366988 18031005 18281040 19233072 20301576 20566170 21708735 22223160 22839273 23155984 24041340 24679404 25376970 25978320 26050482 27421560 28849608 28944980 30452364 30849255 32055120 32144162 32905872 33835960 34733976 36062010 38065455 39075723 40603152 41132340 43417470 44446320 45678546 48082680 48216243 49358808 50753940 52100964 54843120 57699216 57889960 60904728 61698510 64288324 65126205 67671920 68517819 69467952 72124020 76130910 78151446 80360405 82264680 86834940 91357092 96165360 96432486 98717616 101507880 104201928 114196365 115779920 117227169 121809456 123397020 128576648 130252410 137035638 144248040 144648729 152261820 156302892 160720810 164529360 173669880 182714184 192864972 195378615 203015760 208403856 228392730 234454338 241081215 246794040 257153296 260504820 274071276 288496080 289297458 304523640 305369539 312605784 321441620 342589095 347339760 365428368 385729944 390757230 433946187 456785460 468908676 482162430 493588080 521009640 548142552 578594916 586135845 609047280 610739078 625211568 642883240 685178190 723243645 771459888 781514460 867892374 913570920 916108617 937817352 964324860 1042019280 1096285104 1157189832 1172271690 1221478156 1285766480 1301838561 1370356380 1446487290 1526847695 1563028920 1735784748 1827141840 1832217234 1875634704 1928649720 2169730935 2314379664 2344543380 2442956312 2603677122 2740712760 2748325851 2892974580 3053695390 3126057840 3471569496 3664434468 3857299440 4339461870 4580543085 4689086760 4885912624 5207354244 5481425520 5496651702 5785949160 6107390780 6509192805 6943138992 7328868936 8244977553 8678923740 9161086170 9378173520 10414708488 10993303404 11571898320 12214781560 13018385610 13741629255 14657737872 16489955106 17357847480 18322172340 20829416976 21986606808 24429563120 24734932659 26036771220 27483258510 32979910212 34715694960 36644344680 41224887765 43973213616 49469865318 52073542440 54966517020 65959820424 73288689360 82449775530 98939730636 104147084880 109933034040 123674663295 131919640848 164899551060 197879461272 219866068080 247349326590 329799102120 395758922544 494698653180 659598204240 989397306360 1978794612720
• Sum of all divisors σ(n): 7288948901520
• Sum of proper divisors (its aliquot sum) s(n): 5310154288800
• 1978794612720 is an abundant number, because the sum of its proper divisors (5310154288800) is greater than itself. Its abundance is 3331359676080

Bases of 1978794612720

• Binary: 11100110010111001010110011001011111110000₂
• Hexadecimal: 0x1CCB95997F0
• Base-36: P91N7Z00

Squares and roots of 1978794612720

• 1978794612720 squared (1978794612720²) is 3915628119329694785798400
• 1978794612720 cubed (1978794612720³) is 7748223827944545339659748283995648000
• The square root of 1978794612720 is 1406696.3470202093
• The cube root of 1978794612720 is 12554.5236682461

Scales and comparisons

• 1,978,794,612,720 seconds is equal to 62,919 years, 28 weeks, 3 days, 10 hours, 12 minutes.
• To count from 1 to 1,978,794,612,720 would take you about one hundred fifty-seven thousand, two hundred ninety-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 1978794612720 cubic inches would be around 1046.2 feet tall.

Recreational maths with 1978794612720

• 1978794612720 backwards is 0272164978791
• The number of decimal digits it has is: 13
• The sum of 1978794612720's digits is 63
• More coming soon!