30821420520

Names of 30821420520

• Cardinal: 30821420520 can be written as Thirty billion, eight hundred twenty-one million, four hundred twenty thousand, five hundred twenty.

Scientific notation

• Scientific notation: 3.082142052 × 10¹⁰

Factors of 30821420520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 106713

Divisors of 30821420520

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 73 88 90 99 110 120 132 146 165 180 198 219 220 264 292 330 360 365 396 438 440 495 584 657 660 730 792 803 876 990 1095 1314 1320 1460 1606 1752 1980 2190 2409 2628 2920 3212 3285 3960 4015 4380 4818 5256 6424 6570 7227 8030 8760 9636 12045 13140 14454 16060 19272 24090 26280 28908 32120 36135 48180 57816 72270 96360 106619 144540 213238 289080 319857 426476 533095 639714 852952 959571 1066190 1172809 1279428 1599285 1919142 2132380 2345618 2558856 3198570 3518427 3838284 4264760 4691236 4797855 5864045 6397140 7036854 7676568 7783187 9382472 9595710 10555281 11728090 12794280 14073708 15566374 17592135 19191420 21110562 23349561 23456180 28147416 31132748 35184270 38382840 38915935 42221124 46699122 46912360 52776405 62265496 70048683 70368540 77831870 84442248 85615057 93398244 105552810 116747805 140097366 140737080 155663740 171230114 186796488 211105620 233495610 256845171 280194732 311327480 342460228 350243415 422211240 428075285 466991220 513690342 560389464 684920456 700486830 770535513 856150570 933982440 1027380684 1284225855 1400973660 1541071026 1712301140 2054761368 2568451710 2801947320 3082142052 3424602280 3852677565 5136903420 6164284104 7705355130 10273806840 15410710260 30821420520
• Sum of all divisors σ(n): 110773915200
• Sum of proper divisors (its aliquot sum) s(n): 79952494680
• 30821420520 is an abundant number, because the sum of its proper divisors (79952494680) is greater than itself. Its abundance is 49131074160

Bases of 30821420520

• Binary: 11100101101000110011000110111101000₂
• Hexadecimal: 0x72D198DE8
• Base-36: E5QA0A0

Squares and roots of 30821420520

• 30821420520 squared (30821420520²) is 949959962870677070400
• 30821420520 cubed (30821420520³) is 29279115492800724363920044608000
• The square root of 30821420520 is 175560.3045110141
• The cube root of 30821420520 is 3135.3369234129

Scales and comparisons

• 30,821,420,520 seconds is equal to 980 years, 1 week, 2 days, 9 hours, 42 minutes.
• To count from 1 to 30,821,420,520 would take you about one thousand, nine hundred sixty 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 30821420520 cubic inches would be around 261.3 feet tall.

Recreational maths with 30821420520

• 30821420520 backwards is 02502412803
• The number of decimal digits it has is: 11
• The sum of 30821420520's digits is 27
• More coming soon!