668037337728

Names of 668037337728

• Cardinal: 668037337728 can be written as Six hundred sixty-eight billion, thirty-seven million, three hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.68037337728 × 10¹¹

Factors of 668037337728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1295470

Divisors of 668037337728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 79 96 102 128 136 158 192 204 237 272 316 384 408 474 544 632 816 948 1088 1264 1343 1632 1896 2176 2528 2686 3264 3792 4029 5056 5372 6528 7584 8058 10112 10744 15168 16116 21488 30336 32232 42976 64464 85952 128928 171904 257856 515712 1295369 2590738 3886107 5181476 7772214 10362952 15544428 20725904 22021273 31088856 41451808 44042546 62177712 66063819 82903616 88085092 102334151 124355424 132127638 165807232 176170184 204668302 248710848 264255276 307002453 352340368 409336604 497421696 528510552 614004906 704680736 818673208 1057021104 1228009812 1409361472 1637346416 1739680567 2114042208 2456019624 2818722944 3274692832 3479361134 4228084416 4912039248 5219041701 6549385664 6958722268 8456168832 9824078496 10438083402 13098771328 13917444536 19648156992 20876166804 27834889072 39296313984 41752333608 55669778144 83504667216 111339556288 167009334432 222679112576 334018668864 668037337728
• Sum of all divisors σ(n): 1902639456000
• Sum of proper divisors (its aliquot sum) s(n): 1234602118272
• 668037337728 is an abundant number, because the sum of its proper divisors (1234602118272) is greater than itself. Its abundance is 566564780544

Bases of 668037337728

• Binary: 1001101110001010001000001101001010000000₂
• Hexadecimal: 0x9B8A20D280
• Base-36: 8IW46KQO

Squares and roots of 668037337728

• 668037337728 squared (668037337728²) is 446273884598713932201984
• 668037337728 cubed (668037337728³) is 298127617764857556880875680119652352
• The square root of 668037337728 is 817335.5111140101
• The cube root of 668037337728 is 8741.7875062823

Scales and comparisons

• 668,037,337,728 seconds is equal to 21,241 years, 27 weeks, 15 hours, 8 minutes, 48 seconds.
• To count from 1 to 668,037,337,728 would take you about forty-two thousand, four hundred eighty-three 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 668037337728 cubic inches would be around 728.5 feet tall.

Recreational maths with 668037337728

• 668037337728 backwards is 827733730866
• The number of decimal digits it has is: 12
• The sum of 668037337728's digits is 60
• More coming soon!