668368818443760

Names of 668368818443760

• Cardinal: 668368818443760 can be written as Six hundred sixty-eight trillion, three hundred sixty-eight billion, eight hundred eighteen million, four hundred forty-three thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 6.6836881844376 × 10¹⁴

Factors of 668368818443760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 34074

Divisors of 668368818443760

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 49 56 60 70 80 84 98 105 112 120 140 147 168 196 210 240 245 280 294 336 343 392 420 490 560 588 686 735 784 840 980 1029 1176 1372 1470 1680 1715 1960 2058 2352 2401 2744 2940 3430 3920 4116 4802 5145 5488 5880 6860 7203 8232 9604 10290 11760 12005 13720 14406 16464 19208 20580 24010 27440 28812 34057 36015 38416 41160 48020 57624 68114 72030 82320 96040 102171 115248 136228 144060 170285 192080 204342 238399 272456 288120 340570 408684 476798 510855 544912 576240 681140 715197 817368 953596 1021710 1191995 1362280 1430394 1634736 1668793 1907192 2043420 2383990 2724560 2860788 3337586 3575985 3814384 4086840 4767980 5006379 5721576 6675172 7151970 8173680 8343965 9535960 10012758 11443152 11681551 13350344 14303940 16687930 19071920 20025516 23363102 25031895 26700688 28607880 33375860 35044653 40051032 46726204 50063790 57215760 58407755 66751720 70089306 80102064 81770857 93452408 100127580 116815510 133503440 140178612 163541714 175223265 186904816 200255160 233631020 245312571 280357224 327083428 350446530 400510320 408854285 467262040 490625142 560714448 654166856 700893060 817708570 934524080 981250284 1159879249 1226562855 1308333712 1401786120 1635417140 1962500568 2319758498 2453125710 2803572240 3270834280 3479637747 3925001136 4639516996 4906251420 5799396245 6541668560 6959275494 8119154743 9279033992 9812502840 11598792490 13918550988 16238309486 17398188735 18558067984 19625005680 23197584980 24357464229 27837101976 32476618972 34796377470 40595773715 46395169960 48714928458 55674203952 56834083201 64953237944 69592754940 81191547430 92790339920 97429856916 113668166402 121787321145 129906475888 139185509880 162383094860 170502249603 194859713832 227336332804 243574642290 278371019760 284170416005 324766189720 341004499206 389719427664 397838582407 454672665608 487149284580 568340832010 649532379440 682008998412 795677164814 852511248015 909345331216 974298569160 1136681664020 1193515747221 1364017996824 1591354329628 1705022496030 1948597138320 1989192912035 2273363328040 2387031494442 2728035993648 2784870076849 3182708659256 3410044992060 3978385824070 4546726656080 4774062988884 5569740153698 5967578736105 6365417318512 6820089984120 7956771648140 8354610230547 9548125977768 11139480307396 11935157472210 13640179968240 13924350384245 15913543296280 16709220461094 19096251955536 22278960614792 23870314944420 27848700768490 31827086592560 33418440922188 41773051152735 44557921229584 47740629888840 55697401536980 66836881844376 83546102305470 95481259777680 111394803073960 133673763688752 167092204610940 222789606147920 334184409221880 668368818443760
• Sum of all divisors σ(n): 2417194376642808
• Sum of proper divisors (its aliquot sum) s(n): 1748825558199048
• 668368818443760 is an abundant number, because the sum of its proper divisors (1748825558199048) is greater than itself. Its abundance is 1080456739755288

Bases of 668368818443760

• Binary: 10010111111110000010111110000000001001010111110000₂
• Hexadecimal: 0x25FE0BE0095F0
• Base-36: 6KX0E9Q9YO

Squares and roots of 668368818443760

• 668368818443760 squared (668368818443760²) is 446716877467907817548282937600
• 668368818443760 cubed (668368818443760³) is 298571631572111462492864298048505793189376000
• The square root of 668368818443760 is 25852829.9890700553
• The cube root of 668368818443760 is 87432.3316141877

Scales and comparisons

• 668,368,818,443,760 seconds is equal to 21,252,061 years, 1 week, 2 days, 11 hours, 16 minutes.
• To count from 1 to 668,368,818,443,760 would take you about fifty-three million, one hundred thirty thousand, one hundred fifty-two 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 668368818443760 cubic inches would be around 7286 feet tall.

Recreational maths with 668368818443760

• 668368818443760 backwards is 067344818863866
• The number of decimal digits it has is: 15
• The sum of 668368818443760's digits is 78
• More coming soon!