309927147985

Names of 309927147985

• Cardinal: 309927147985 can be written as Three hundred nine billion, nine hundred twenty-seven million, one hundred forty-seven thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 3.09927147985 × 10¹¹

Factors of 309927147985

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 484

Divisors of 309927147985

• Number of divisors d(n): 256
• Complete list of divisors:
  1 5 7 13 17 31 35 37 65 85 91 119 155 181 185 193 217 221 259 403 455 481 527 595 629 905 965 1085 1105 1147 1267 1295 1351 1547 2015 2353 2405 2509 2635 2821 3077 3145 3281 3367 3689 4403 5611 5735 5983 6335 6697 6755 6851 7141 7735 8029 8177 11765 12545 14105 14911 15385 16405 16471 16835 17563 18445 19499 21539 22015 22967 28055 29915 33485 34255 34933 35705 39277 40001 40145 40885 41881 42653 46879 47957 49987 57239 72943 74555 77779 82355 87061 87815 92833 95387 97495 101711 104377 107695 113849 114835 121397 136493 174665 196385 200005 207607 209405 213265 221371 234395 239785 244531 249935 253487 280007 286195 298571 364715 388895 435305 454129 464165 476935 508555 510601 521885 544453 569245 593861 606985 609427 649831 667709 682465 711977 796943 849779 1038035 1082923 1106855 1222655 1240031 1267435 1292521 1322243 1400035 1453249 1480037 1492855 1549597 1578161 1774409 2270645 2553005 2698891 2722265 2877823 2969305 3047135 3178903 3249155 3338545 3529319 3559885 3763307 3984715 4157027 4248895 5414615 6200155 6462605 6611215 7266245 7400185 7580461 7720193 7747985 7890805 8680217 8872045 9047647 9255701 10360259 11047127 13494455 14077999 14389115 15894515 16802773 17646595 18409691 18816535 18892237 20144761 20785135 21972857 24705233 26343149 37902305 38600965 40068151 43401085 45238235 45881147 46278505 48922991 51801295 54041351 55235635 70389995 84013865 92048455 94461185 98545993 100723805 109864285 117619411 123526165 128867837 131715745 153809999 200340755 229405735 239325983 244614955 270206755 280477057 285647141 321168029 342460937 492729965 520885963 588097055 644339185 681158567 769049995 1196629915 1402385285 1428235705 1605840145 1675281881 1712304685 1999529987 2604429815 3405792835 3646201741 4768109969 8376409405 8855061371 9997649935 18231008705 23840549845 44275306855 61985429597 309927147985
• Sum of all divisors σ(n): 519336050688
• Sum of proper divisors (its aliquot sum) s(n): 209408902703
• 309927147985 is a deficient number, because the sum of its proper divisors (209408902703) is less than itself. Its deficiency is 100518245282

Bases of 309927147985

• Binary: 100100000101001000110001111100111010001₂
• Hexadecimal: 0x482918F9D1
• Base-36: 3YDMMDW1

Squares and roots of 309927147985

• 309927147985 squared (309927147985²) is 96054837058116089560225
• 309927147985 cubed (309927147985³) is 29770001699585807334441367144896625
• The square root of 309927147985 is 556711.0093980537
• The cube root of 309927147985 is 6767.3692437831

Scales and comparisons

• 309,927,147,985 seconds is equal to 9,854 years, 37 weeks, 4 days, 18 hours, 26 minutes, 25 seconds.
• To count from 1 to 309,927,147,985 would take you about nineteen thousand, seven hundred 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 309927147985 cubic inches would be around 563.9 feet tall.

Recreational maths with 309927147985

• 309927147985 backwards is 589741729903
• The number of decimal digits it has is: 12
• The sum of 309927147985's digits is 64
• More coming soon!