90228768187920

Names of 90228768187920

• Cardinal: 90228768187920 can be written as Ninety trillion, two hundred twenty-eight billion, seven hundred sixty-eight million, one hundred eighty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 9.022876818792 × 10¹³

Factors of 90228768187920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 658

Divisors of 90228768187920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 41 48 60 80 82 120 123 164 205 240 246 328 410 492 607 615 656 820 984 1214 1230 1640 1681 1821 1968 2428 2460 3035 3280 3362 3642 4856 4920 5043 6070 6724 7284 8405 9105 9712 9840 10086 12140 13448 14568 16810 18210 20172 24280 24887 25215 26896 29136 33620 36420 40344 48560 49774 50430 67240 72840 74661 80688 99548 100860 124435 134480 145680 149322 199096 201720 248870 298644 368449 373305 398192 403440 497740 597288 736898 746610 995480 1020367 1105347 1194576 1473796 1493220 1842245 1990960 2040734 2210694 2947592 2986440 3061101 3684490 4081468 4421388 5101835 5526735 5895184 5972880 6122202 7368980 8162936 8842776 10203670 11053470 12244404 14737960 15106409 15305505 16325872 17685552 20407340 22106940 24488808 29475920 30212818 30611010 40814680 44213880 45319227 48977616 60425636 61222020 75532045 81629360 88427760 90638454 120851272 122444040 151064090 181276908 223648543 226596135 241702544 244888080 302128180 362553816 447297086 453192270 604256360 619362769 670945629 725107632 894594172 906384540 1118242715 1208512720 1238725538 1341891258 1789188344 1812769080 1858088307 2236485430 2477451076 2683782516 3096813845 3354728145 3578376688 3625538160 3716176614 4472970860 4954902152 5367565032 6193627690 6709456290 7432353228 8945941720 9169590263 9290441535 9909804304 10735130064 12387255380 13418912580 14864706456 17891883440 18339180526 18580883070 24774510760 26837825160 27508770789 29729412912 36678361052 37161766140 45847951315 49549021520 53675650320 55017541578 73356722104 74323532280 91695902630 110035083156 137543853945 146713444208 148647064560 183391805260 220070166312 275087707890 366783610520 375953200783 440140332624 550175415780 733567221040 751906401566 1100350831560 1127859602349 1503812803132 1879766003915 2200701663120 2255719204698 3007625606264 3759532007830 4511438409396 5639298011745 6015251212528 7519064015660 9022876818792 11278596023490 15038128031320 18045753637584 22557192046980 30076256062640 45114384093960 90228768187920
• Sum of all divisors σ(n): 287170849651200
• Sum of proper divisors (its aliquot sum) s(n): 196942081463280
• 90228768187920 is an abundant number, because the sum of its proper divisors (196942081463280) is greater than itself. Its abundance is 106713313275360

Bases of 90228768187920

• Binary: 10100100001000000000101101011010010011000010000₂
• Hexadecimal: 0x521005AD2610
• Base-36: VZEIUXVYO

Squares and roots of 90228768187920

• 90228768187920 squared (90228768187920²) is 8141230608709404200433926400
• 90228768187920 cubed (90228768187920³) is 734573209357639667007849481820218649088000
• The square root of 90228768187920 is 9498882.4704761981
• The cube root of 90228768187920 is 44851.9858146121

Scales and comparisons

• 90,228,768,187,920 seconds is equal to 2,868,995 years, 38 weeks, 14 hours, 52 minutes.
• To count from 1 to 90,228,768,187,920 would take you about seven million, one hundred seventy-two thousand, four hundred eighty-nine 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 90228768187920 cubic inches would be around 3737.7 feet tall.

Recreational maths with 90228768187920

• 90228768187920 backwards is 02978186782209
• The number of decimal digits it has is: 14
• The sum of 90228768187920's digits is 69
• More coming soon!