813985690892864

Names of 813985690892864

• Cardinal: 813985690892864 can be written as Eight hundred thirteen trillion, nine hundred eighty-five billion, six hundred ninety million, eight hundred ninety-two thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 8.13985690892864 × 10¹⁴

Factors of 813985690892864

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 30528

Divisors of 813985690892864

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 7 8 14 16 17 19 28 32 34 38 56 64 68 76 79 112 119 133 136 152 158 224 238 266 272 304 316 323 448 476 532 544 553 608 632 646 952 1064 1088 1106 1216 1264 1292 1343 1501 1904 2128 2212 2261 2528 2557 2584 2686 3002 3808 4256 4424 4522 5056 5114 5168 5372 6004 7616 8512 8848 9044 9401 10228 10336 10507 10744 12008 17696 17899 18088 18802 20456 20672 21014 21488 24016 25517 27847 35392 35798 36176 37604 40912 42028 42976 43469 48032 48583 51034 55694 71596 72352 75208 81824 84056 85952 86938 96064 97166 102068 111388 143192 144704 150416 163648 168112 173876 178619 194332 194929 202003 204136 222776 286384 300832 304283 336224 340081 347752 357238 388664 389858 404006 408272 445552 473399 529093 572768 601664 608566 672448 680162 695504 714476 777328 779716 808012 816544 825911 891104 946798 1058186 1145536 1217132 1360324 1391008 1414021 1428952 1554656 1559432 1616024 1633088 1651822 1782208 1893596 2116372 2199913 2434264 2720648 2782016 2828042 2857904 3109312 3118864 3232048 3303644 3313793 3434051 3703651 3787192 3838057 4232744 4399826 4868528 5441296 5656084 5715808 5781377 6237728 6464096 6607288 6627586 6868102 7407302 7574384 7676114 8465488 8799652 8994581 9737056 10882592 11312168 11431616 11562754 12475456 12928192 13214576 13255172 13736204 14814604 15148768 15352228 15399391 16930976 17599304 17989162 19474112 21765184 22624336 23125508 24038357 26429152 26510344 26866399 27472408 29629208 30297536 30704456 30798782 33861952 35198608 35978324 37398521 41798347 45248672 46251016 48076714 52858304 53020688 53732798 54944816 59258416 61408912 61597564 62962067 65246969 70397216 71204779 71956648 74797042 83596694 90497344 92502032 96153428 106041376 107465596 109889632 118516832 122817824 123195128 125924134 130493938 140794432 142409558 143913296 149594084 167193388 185004064 192306856 212082752 214931192 219779264 237033664 245635648 246390256 251848268 260987876 261789647 284819116 287826592 292588429 299188168 334386776 370008128 384613712 429862384 456728783 492780512 498433453 503696536 521975752 523579294 569638232 575653184 585176858 598376336 668773552 710571899 769227424 859724768 913457566 985561024 996866906 1007393072 1043951504 1047158588 1139276464 1170353716 1196752672 1210481243 1337547104 1352890801 1421143798 1538454848 1719449536 1826915132 1993733812 2014786144 2087903008 2094317176 2278552928 2340707432 2393505344 2420962486 2675094208 2705781602 2842287596 3653830264 3987467624 4029572288 4175806016 4188634352 4557105856 4681414864 4841924972 4974003293 5411563204 5625177541 5684575192 7307660528 7974935248 8377268704 8473368701 9362829728 9470235607 9683849944 9948006586 10823126408 11250355082 11369150384 14615321056 15949870496 16754537408 16946737402 18725659456 18940471214 19367699888 19896013172 21646252816 22500710164 22738300768 22999143617 29230642112 31899740992 33893474804 37880942428 38735399776 39376242787 39792026344 43292505632 45001420328 45476601536 45998287234 67786949608 75761884856 77470799552 78752485574 79584052688 86585011264 90002840656 91996574468 95628018197 106878373279 135573899216 151523769712 157504971148 159168105376 160994005319 180005681312 183993148936 191256036394 213756746558 271147798432 303047539424 315009942296 318336210752 321988010638 360011362624 367986297872 382512072788 427513493116 542295596864 606095078848 630019884592 643976021276 669396127379 735972595744 748148612953 765024145576 855026986232 1260039769184 1287952042552 1338792254758 1471945191488 1496297225906 1530048291152 1710053972464 1816932345743 2520079538368 2575904085104 2677584509516 2992594451812 3060096582304 3420107944928 3633864691486 5151808170208 5355169019032 5985188903624 6120193164608 6840215889856 7267729382972 10303616340416 10710338038064 11970377807248 12718526420201 14535458765944 21420676076128 23940755614496 25437052840402 29070917531888 42841352152256 47881511228992 50874105680804 58141835063776 101748211361608 116283670127552 203496422723216 406992845446432 813985690892864
• Sum of all divisors σ(n): 2084398471987200
• Sum of proper divisors (its aliquot sum) s(n): 1270412781094336
• 813985690892864 is an abundant number, because the sum of its proper divisors (1270412781094336) is greater than itself. Its abundance is 456427090201472

Bases of 813985690892864

• Binary: 10111001000101000011001111111101010011101001000000₂
• Hexadecimal: 0x2E450CFF53A40
• Base-36: 80J7V3VBCW

Squares and roots of 813985690892864

• 813985690892864 squared (813985690892864²) is 662572704978333139029526122496
• 813985690892864 cubed (813985690892864³) is 539324701028542250880589191039389894076268544
• The square root of 813985690892864 is 28530434.4672993717
• The cube root of 813985690892864 is 93369.6197541561

Scales and comparisons

• 813,985,690,892,864 seconds is equal to 25,882,227 years, 7 weeks, 4 days, 15 hours, 7 minutes, 44 seconds.
• To count from 1 to 813,985,690,892,864 would take you about sixty-four million, seven hundred five thousand, five hundred sixty-seven 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 813985690892864 cubic inches would be around 7780.8 feet tall.

Recreational maths with 813985690892864

• 813985690892864 backwards is 468298096589318
• The number of decimal digits it has is: 15
• The sum of 813985690892864's digits is 86
• More coming soon!