40668661880

Names of 40668661880

• Cardinal: 40668661880 can be written as Forty billion, six hundred sixty-eight million, six hundred sixty-one thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 4.066866188 × 10¹⁰

Factors of 40668661880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 18137

Divisors of 40668661880

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 308 385 440 616 761 770 1522 1540 3044 3080 3805 5327 6088 7610 8371 10654 15220 16742 17351 21308 26635 30440 33484 34702 41855 42616 53270 58597 66968 69404 83710 86755 106540 117194 121457 138808 167420 173510 190861 213080 234388 242914 292985 334840 347020 381722 468776 485828 585970 607285 694040 763444 954305 971656 1171940 1214570 1336027 1526888 1908610 2343880 2429140 2672054 3817220 4858280 5344108 6680135 7634440 10688216 13204111 13360270 26408222 26720540 52816444 53441080 66020555 92428777 105632888 132041110 145245221 184857554 264082220 290490442 369715108 462143885 528164440 580980884 726226105 739430216 924287770 1016716547 1161961768 1452452210 1848575540 2033433094 2904904420 3697151080 4066866188 5083582735 5809808840 8133732376 10167165470 20334330940 40668661880
• Sum of all divisors σ(n): 114240015360
• Sum of proper divisors (its aliquot sum) s(n): 73571353480
• 40668661880 is an abundant number, because the sum of its proper divisors (73571353480) is greater than itself. Its abundance is 32902691600

Bases of 40668661880

• Binary: 100101111000000010101000100001111000₂
• Hexadecimal: 0x9780A8878
• Base-36: IOL2KC8

Squares and roots of 40668661880

• 40668661880 squared (40668661880²) is 1653940059109765134400
• 40668661880 cubed (40668661880³) is 67263529033722252057126356672000
• The square root of 40668661880 is 201664.7264149087
• The cube root of 40668661880 is 3438.9032773463

Scales and comparisons

• 40,668,661,880 seconds is equal to 1,293 years, 7 weeks, 1 day, 2 hours, 31 minutes, 20 seconds.
• To count from 1 to 40,668,661,880 would take you about two thousand, five hundred eighty-six 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 40668661880 cubic inches would be around 286.6 feet tall.

Recreational maths with 40668661880

• 40668661880 backwards is 08816686604
• The number of decimal digits it has is: 11
• The sum of 40668661880's digits is 53
• More coming soon!