15136998390

Names of 15136998390

• Cardinal: 15136998390 can be written as Fifteen billion, one hundred thirty-six million, nine hundred ninety-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.513699839 × 10¹⁰

Factors of 15136998390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3705

Divisors of 15136998390

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 85 90 102 135 153 170 255 270 306 459 510 765 918 1530 1549 2129 2295 3098 4258 4590 4647 6387 7745 9294 10645 12774 13941 15490 19161 21290 23235 26333 27882 31935 36193 38322 41823 46470 52666 57483 63870 69705 72386 78999 83646 95805 108579 114966 131665 139410 157998 180965 191610 209115 217158 236997 263330 287415 325737 361930 394995 418230 473994 542895 574830 651474 710991 789990 977211 1085790 1184985 1421982 1628685 1954422 2369970 3257370 3297821 3554955 4886055 6595642 7109910 9772110 9893463 16489105 19786926 29680389 32978210 49467315 56062957 59360778 89041167 98934630 112125914 148401945 168188871 178082334 280314785 296803890 336377742 445205835 504566613 560629570 840944355 890411670 1009133226 1513699839 1681888710 2522833065 3027399678 5045666130 7568499195 15136998390
• Sum of all divisors σ(n): 42787440000
• Sum of proper divisors (its aliquot sum) s(n): 27650441610
• 15136998390 is an abundant number, because the sum of its proper divisors (27650441610) is greater than itself. Its abundance is 12513443220

Bases of 15136998390

• Binary: 1110000110001111000100001111110110₂
• Hexadecimal: 0x3863C43F6
• Base-36: 6YC6EPI

Squares and roots of 15136998390

• 15136998390 squared (15136998390²) is 229128720258862592100
• 15136998390 cubed (15136998390³) is 3468321069661163439848926719000
• The square root of 15136998390 is 123032.5094842823
• The cube root of 15136998390 is 2473.6974891239

Scales and comparisons

• 15,136,998,390 seconds is equal to 481 years, 16 weeks, 17 hours, 46 minutes, 30 seconds.
• To count from 1 to 15,136,998,390 would take you about nine hundred sixty-two 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 15136998390 cubic inches would be around 206.1 feet tall.

Recreational maths with 15136998390

• 15136998390 backwards is 09389963151
• 15136998390 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15136998390's digits is 54
• More coming soon!