90989068320

Names of 90989068320

• Cardinal: 90989068320 can be written as Ninety billion, nine hundred eighty-nine million, sixty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 9.098906832 × 10¹⁰

Factors of 90989068320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 75172

Divisors of 90989068320

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 32 36 40 45 48 58 60 72 80 87 90 96 116 120 144 145 160 174 180 232 240 261 288 290 348 360 435 464 480 522 580 696 720 841 870 928 1044 1160 1305 1392 1440 1682 1740 2088 2320 2523 2610 2784 3364 3480 4176 4205 4640 5046 5220 6728 6960 7569 8352 8410 10092 10440 12615 13456 13920 15138 16820 20184 20880 25230 26912 30276 33640 37845 40368 41760 50460 60552 67280 75133 75690 80736 100920 121104 134560 150266 151380 201840 225399 242208 300532 302760 375665 403680 450798 601064 605520 676197 751330 901596 1126995 1202128 1211040 1352394 1502660 1803192 2178857 2253990 2404256 2704788 3005320 3380985 3606384 4357714 4507980 5409576 6010640 6536571 6761970 7212768 8715428 9015960 10819152 10894285 12021280 13073142 13523940 17430856 18031920 19609713 21638304 21788570 26146284 27047880 32682855 34861712 36063840 39219426 43577140 52292568 54095760 63186853 65365710 69723424 78438852 87154280 98048565 104585136 108191520 126373706 130731420 156877704 174308560 189560559 196097130 209170272 252747412 261462840 313755408 315934265 348617120 379121118 392194260 505494824 522925680 568681677 627510816 631868530 758242236 784388520 947802795 1010989648 1045851360 1137363354 1263737060 1516484472 1568777040 1895605590 2021979296 2274726708 2527474120 2843408385 3032968944 3137554080 3791211180 4549453416 5054948240 5686816770 6065937888 7582422360 9098906832 10109896480 11373633540 15164844720 18197813664 22747267080 30329689440 45494534160 90989068320
• Sum of all divisors σ(n): 321580582596
• Sum of proper divisors (its aliquot sum) s(n): 230591514276
• 90989068320 is an abundant number, because the sum of its proper divisors (230591514276) is greater than itself. Its abundance is 139602445956

Bases of 90989068320

• Binary: 1010100101111010111110000000000100000₂
• Hexadecimal: 0x152F5F0020
• Base-36: 15SSJIG0

Squares and roots of 90989068320

• 90989068320 squared (90989068320²) is 8279010553741627622400
• 90989068320 cubed (90989068320³) is 753299456896397987362552762368000
• The square root of 90989068320 is 301643.9429526141
• The cube root of 90989068320 is 4497.7613279657

Scales and comparisons

• 90,989,068,320 seconds is equal to 2,893 years, 8 weeks, 6 days, 5 hours, 12 minutes.
• To count from 1 to 90,989,068,320 would take you about five thousand, seven 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 90989068320 cubic inches would be around 374.8 feet tall.

Recreational maths with 90989068320

• 90989068320 backwards is 02386098909
• The number of decimal digits it has is: 11
• The sum of 90989068320's digits is 54
• More coming soon!