990012506397120

Names of 990012506397120

• Cardinal: 990012506397120 can be written as Nine hundred ninety trillion, twelve billion, five hundred six million, three hundred ninety-seven thousand, one hundred twenty.

Scientific notation

• Scientific notation: 9.9001250639712 × 10¹⁴

Factors of 990012506397120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 211802364

Divisors of 990012506397120

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 135 144 160 180 192 216 240 270 288 320 360 432 480 540 541 576 720 864 960 1080 1082 1440 1623 1728 2160 2164 2705 2880 3246 4320 4328 4869 5410 6492 8115 8640 8656 9738 10820 12984 14607 16230 17312 19476 21640 24345 25968 29214 32460 34624 38952 43280 48690 51936 58428 64920 73035 77904 86560 97380 103872 116856 129840 146070 155808 173120 194760 233712 259680 292140 311616 389520 467424 519360 584280 779040 934848 1168560 1558080 2337120 4674240 211801813 423603626 635405439 847207252 1059009065 1270810878 1694414504 1906216317 2118018130 2541621756 3177027195 3388829008 3812432634 4236036260 5083243512 5718648951 6354054390 6777658016 7624865268 8472072520 9531081585 10166487024 11437297902 12708108780 13555316032 15249730536 16944145040 19062163170 20332974048 22874595804 25416217560 28593244755 30499461072 33888290080 38124326340 40665948096 45749191608 50832435120 57186489510 60998922144 67776580160 76248652680 91498383216 101664870240 114372979020 114584780833 121997844288 152497305360 182996766432 203329740480 228745958040 229169561666 304994610720 343754342499 365993532864 457491916080 458339123332 572923904165 609989221440 687508684998 914983832160 916678246664 1031263027497 1145847808330 1375017369996 1718771712495 1829967664320 1833356493328 2062526054994 2291695616660 2750034739992 3093789082491 3437543424990 3666712986656 4125052109988 4583391233320 5156315137485 5500069479984 6187578164982 6875086849980 7333425973312 8250104219976 9166782466640 10312630274970 11000138959968 12375156329964 13750173699960 15468945412455 16500208439952 18333564933280 20625260549940 22000277919936 24750312659928 27500347399920 30937890824910 33000416879904 36667129866560 41250521099880 49500625319856 55000694799840 61875781649820 66000833759808 82501042199760 99001250639712 110001389599680 123751563299640 165002084399520 198002501279424 247503126599280 330004168799040 495006253198560 990012506397120
• Sum of all divisors σ(n): 3498999855570240
• Sum of proper divisors (its aliquot sum) s(n): 2508987349173120
• 990012506397120 is an abundant number, because the sum of its proper divisors (2508987349173120) is greater than itself. Its abundance is 1518974842776000

Bases of 990012506397120

• Binary: 11100001000110100100111111110001000101100111000000₂
• Hexadecimal: 0x384693FC459C0
• Base-36: 9QXHGSXYO0

Squares and roots of 990012506397120

• 990012506397120 squared (990012506397120²) is 980124762822707568923144294400
• 990012506397120 cubed (990012506397120³) is 970335773023991499826923434069304828592128000
• The square root of 990012506397120 is 31464464.1841732305
• The cube root of 990012506397120 is 99665.9690219635

Scales and comparisons

• 990,012,506,397,120 seconds is equal to 31,479,335 years, 20 weeks, 3 days, 7 hours, 12 minutes.
• To count from 1 to 990,012,506,397,120 would take you about seventy-eight million, six hundred ninety-eight thousand, three hundred thirty-eight 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 990012506397120 cubic inches would be around 8305.5 feet tall.

Recreational maths with 990012506397120

• 990012506397120 backwards is 021793605210099
• 990012506397120 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 990012506397120's digits is 54
• More coming soon!