12978794695680

Names of 12978794695680

• Cardinal: 12978794695680 can be written as Twelve trillion, nine hundred seventy-eight billion, seven hundred ninety-four million, six hundred ninety-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.297879469568 × 10¹³

Factors of 12978794695680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 1275

Divisors of 12978794695680

• Number of divisors d(n): 1584
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 73 80 81 88 90 96 99 108 110 120 121 128 132 135 144 146 160 162 165 176 180 192 198 216 219 220 240 242 243 256 264 270 288 292 297 320 324 330 352 360 363 365 384 396 405 432 438 440 480 484 486 495 512 528 540 576 584 594 605 640 648 657 660 704 720 726 730 768 792 803 810 864 876 880 891 960 968 972 990 1024 1056 1080 1089 1095 1152 1168 1181 1188 1210 1215 1280 1296 1314 1320 1408 1440 1452 1460 1485 1536 1584 1606 1620 1728 1752 1760 1782 1815 1920 1936 1944 1971 1980 2112 2160 2178 2190 2304 2336 2362 2376 2409 2420 2430 2560 2592 2628 2640 2673 2816 2880 2904 2920 2970 3072 3168 3212 3240 3267 3285 3456 3504 3520 3543 3564 3630 3840 3872 3888 3942 3960 4015 4224 4320 4356 4380 4455 4608 4672 4724 4752 4818 4840 4860 5120 5184 5256 5280 5346 5445 5632 5760 5808 5840 5905 5913 5940 6336 6424 6480 6534 6570 6912 7008 7040 7086 7128 7227 7260 7680 7744 7776 7884 7920 8030 8448 8640 8712 8760 8833 8910 9216 9344 9448 9504 9636 9680 9720 9801 9855 10368 10512 10560 10629 10692 10890 11264 11520 11616 11680 11810 11826 11880 12045 12672 12848 12960 12991 13068 13140 13365 13824 14016 14080 14172 14256 14454 14520 15360 15488 15552 15768 15840 16060 16335 16896 17280 17424 17520 17666 17715 17739 17820 18688 18896 19008 19272 19360 19440 19602 19710 20736 21024 21120 21258 21384 21681 21780 23040 23232 23360 23620 23652 23760 24090 25344 25696 25920 25982 26136 26280 26499 26730 27648 28032 28160 28344 28512 28908 29040 29403 29565 30976 31104 31536 31680 31887 32120 32670 33792 34560 34848 35040 35332 35430 35478 35640 36135 37376 37792 38016 38544 38720 38880 38973 39204 39420 41472 42048 42240 42516 42768 43362 43560 44165 46080 46464 46720 47240 47304 47520 48180 49005 50688 51392 51840 51964 52272 52560 52998 53145 53460 56064 56320 56688 57024 57816 58080 58806 59130 61952 62208 63072 63360 63774 64240 64955 65043 65340 69120 69696 70080 70664 70860 70956 71280 72270 74752 75584 76032 77088 77440 77760 77946 78408 78840 79497 82944 84096 84480 85032 85536 86213 86724 87120 88330 88695 92928 93440 94480 94608 95040 95661 96360 98010 101376 102784 103680 103928 104544 105120 105996 106290 106920 108405 112128 113376 114048 115632 116160 116919 117612 118260 123904 124416 126144 126720 127548 128480 129910 130086 130680 132495 138240 139392 140160 141328 141720 141912 142560 142901 144540 147015 151168 152064 154176 154880 155520 155892 156816 157680 158994 159435 168192 168960 170064 171072 172426 173448 174240 176660 177390 185856 186880 188960 189216 190080 191322 192720 194865 195129 196020 205568 207360 207856 209088 210240 211992 212580 213840 216810 224256 226752 228096 231264 232320 233838 235224 236520 238491 248832 252288 253440 255096 256960 258639 259820 260172 261360 264990 278784 280320 282656 283440 283824 285120 285802 286983 289080 294030 302336 304128 308352 309760 311040 311784 313632 315360 317988 318870 325215 336384 340128 342144 344852 346896 348480 350757 353320 354780 371712 373760 377920 378432 380160 382644 385440 389730 390258 392040 397485 411136 414720 415712 418176 420480 423984 425160 427680 428703 431065 433620 453504 456192 462528 464640 467676 470448 473040 476982 478305 504576 506880 510192 513920 517278 519640 520344 522720 529980 557568 560640 565312 566880 567648 570240 571604 573966 578160 584595 588060 604672 616704 619520 622080 623568 627264 630720 635976 637740 650430 672768 680256 684288 689704 693792 696960 701514 706640 709560 714505 715473 755840 756864 760320 765288 770880 775917 779460 780516 784080 794970 822272 831424 836352 840960 847968 850320 855360 857406 862130 867240 907008 912384 925056 929280 935352 940896 946080 948343 953964 956610 975645 1009152 1020384 1027840 1034556 1039280 1040688 1045440 1052271 1059960 1115136 1121280 1130624 1133760 1135296 1140480 1143208 1147932 1156320 1169190 1176120 1192455 1209344 1233408 1244160 1247136 1254528 1261440 1271952 1275480 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6145262640 6554946816 6584878080 6676334720 6703922880 6759788904 7150851072 7283274240 7374315168 7407987840 7510876560 8011601664 8081441280 8193683520 8449736130 8739929088 8889585408 8938563840 9013051872 9217893960 9832420224 9877317120 10014502080 10139683356 10682135552 10726276608 10924911360 10989665280 11111981760 11266314840 11852780544 11918085120 12017402496 12290525280 12674604195 13109893632 13352669440 13407845760 13519577808 14566548480 14748630336 14815975680 15021753120 16023203328 16162882560 16387367040 16899472260 17779170816 17877127680 18026103744 18435787920 19664840448 19754634240 20029004160 20279366712 21452553216 21849822720 22223963520 22532629680 24034804992 24581050560 25349208390 26219787264 26705338880 26815691520 27039155616 29497260672 29631951360 30043506240 32046406656 32774734080 33798944520 35558341632 35754255360 36052207488 36871575840 39329680896 40058008320 40558733424 43699645440 44447927040 45065259360 48069609984 49162101120 50698416780 53410677760 53631383040 54078311232 58994521344 59263902720 60087012480 65549468160 67597889040 72104414976 73743151680 78659361792 80116016640 81117466848 88895854080 90130518720 96139219968 98324202240 101396833560 107262766080 108156622464 117989042688 120174024960 131098936320 135195778080 144208829952 147486303360 160232033280 162234933696 177791708160 180261037440 196648404480 202793667120 216313244928 235978085376 240348049920 270391556160 288417659904 294972606720 324469867392 360522074880 393296808960 405587334240 432626489856 480696099840 540783112320 589945213440 648939734784 721044149760 811174668480 865252979712 1081566224640 1179890426880 1297879469568 1442088299520 1622349336960 2163132449280 2595758939136 3244698673920 4326264898560 6489397347840 12978794695680
• Sum of all divisors σ(n): 52008139022112
• Sum of proper divisors (its aliquot sum) s(n): 39029344326432
• 12978794695680 is an abundant number, because the sum of its proper divisors (39029344326432) is greater than itself. Its abundance is 26050549630752

Bases of 12978794695680

• Binary: 10111100110111011100011100101000110000000000₂
• Hexadecimal: 0xBCDDC728C00
• Base-36: 4LMDJ9C00

Squares and roots of 12978794695680

• 12978794695680 squared (12978794695680²) is 168449111752611303810662400
• 12978794695680 cubed (12978794695680³) is 2186266438106799138286634128147218432000
• The square root of 12978794695680 is 3602609.4286891551
• The cube root of 12978794695680 is 23500.5551072617

Scales and comparisons

• 12,978,794,695,680 seconds is equal to 412,685 years, 27 weeks, 2 days, 4 hours, 48 minutes.
• To count from 1 to 12,978,794,695,680 would take you about one million, thirty-one thousand, seven hundred thirteen 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 12978794695680 cubic inches would be around 1958.4 feet tall.

Recreational maths with 12978794695680

• 12978794695680 backwards is 08659649787921
• 12978794695680 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12978794695680's digits is 81
• More coming soon!