918007013973

Names of 918007013973

• Cardinal: 918007013973 can be written as Nine hundred eighteen billion, seven million, thirteen thousand, nine hundred seventy-three.

Scientific notation

• Scientific notation: 9.18007013973 × 10¹¹

Factors of 918007013973

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1023

Divisors of 918007013973

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 21 31 93 109 139 163 217 327 417 489 571 651 763 973 1141 1713 2289 2919 3379 3423 3997 4309 5053 10137 11991 12927 15151 15159 17701 17767 22657 23653 30163 35371 45453 53103 53301 62239 67971 70959 79369 90489 93073 106057 106113 123907 124369 158599 186717 238107 279219 318171 371721 373107 435673 469681 475797 550777 555583 651511 702367 1307019 1409043 1652331 1666749 1929409 1954533 2107101 2460439 2469613 2885263 3287767 3855439 4916569 5788227 7381317 7408839 8651221 8655789 9863301 10144957 11566317 12937147 13505863 14749707 17223073 17287291 20196841 25953663 30434871 38811441 40517589 51669219 51861873 60558547 60590523 71014699 76558003 90560029 181675641 213044097 229674009 268187851 271680087 314493667 401051557 535906021 804563553 943481001 1203154671 1410149023 1607718063 1877314957 2201455669 2807360899 4230447069 5631944871 6604367007 8422082697 9871043161 29613129483 43714619713 131143859139 306002337991 918007013973
• Sum of all divisors σ(n): 1479314636800
• Sum of proper divisors (its aliquot sum) s(n): 561307622827
• 918007013973 is a deficient number, because the sum of its proper divisors (561307622827) is less than itself. Its deficiency is 356699391146

Bases of 918007013973

• Binary: 1101010110111101011110110110001001010101₂
• Hexadecimal: 0xD5BD7B6255
• Base-36: BPQ5O9CL

Squares and roots of 918007013973

• 918007013973 squared (918007013973²) is 842736877703623817244729
• 918007013973 cubed (918007013973³) is 773638364665632981750117533463598317
• The square root of 918007013973 is 958126.8256201785
• The cube root of 918007013973 is 9718.8601560023

Scales and comparisons

• 918,007,013,973 seconds is equal to 29,189 years, 40 weeks, 5 days, 4 hours, 19 minutes, 33 seconds.
• To count from 1 to 918,007,013,973 would take you about fifty-eight thousand, three hundred seventy-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 918007013973 cubic inches would be around 809.9 feet tall.

Recreational maths with 918007013973

• 918007013973 backwards is 379310700819
• The number of decimal digits it has is: 12
• The sum of 918007013973's digits is 48
• More coming soon!