138630029850

Names of 138630029850

• Cardinal: 138630029850 can be written as One hundred thirty-eight billion, six hundred thirty million, twenty-nine thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3863002985 × 10¹¹

Factors of 138630029850

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 292584

Divisors of 138630029850

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 25 26 27 30 39 45 50 54 65 75 78 81 90 117 130 135 150 162 195 225 234 243 270 325 351 390 405 450 486 585 650 675 702 729 810 975 1053 1170 1215 1350 1458 1755 1950 2025 2106 2430 2925 3159 3510 3645 4050 5265 5850 6075 6318 7290 8775 9477 10530 12150 15795 17550 18225 18954 26325 31590 36450 47385 52650 78975 94770 157950 236925 292561 473850 585122 877683 1462805 1755366 2633049 2925610 3803293 4388415 5266098 7314025 7606586 7899147 8776830 11409879 13165245 14628050 15798294 19016465 21942075 22819758 23697441 26330490 34229637 38032930 39495735 43884150 47394882 57049395 65826225 68459274 71092323 78991470 95082325 102688911 114098790 118487205 131652450 142184646 171148185 190164650 197478675 205377822 213276969 236974410 285246975 308066733 342296370 355461615 394957350 426553938 513444555 570493950 592436025 616133466 710923230 855740925 924200199 1026889110 1066384845 1184872050 1540333665 1711481850 1777308075 1848400398 2132769690 2567222775 2772600597 3080667330 3554616150 4621000995 5134445550 5331924225 5545201194 7701668325 9242001990 10663848450 13863002985 15403336650 23105004975 27726005970 46210009950 69315014925 138630029850
• Sum of all divisors σ(n): 416340886332
• Sum of proper divisors (its aliquot sum) s(n): 277710856482
• 138630029850 is an abundant number, because the sum of its proper divisors (277710856482) is greater than itself. Its abundance is 139080826632

Bases of 138630029850

• Binary: 10000001000110111111100110001000011010₂
• Hexadecimal: 0x2046FE621A
• Base-36: 1ROOQNMI

Squares and roots of 138630029850

• 138630029850 squared (138630029850²) is 19218285176211891022500
• 138630029850 cubed (138630029850³) is 2664231447644066962374122021625000
• The square root of 138630029850 is 372330.5384332583
• The cube root of 138630029850 is 5175.5015014929

Scales and comparisons

• 138,630,029,850 seconds is equal to 4,408 years, 2 days, 5 hours, 37 minutes, 30 seconds.
• To count from 1 to 138,630,029,850 would take you about eight thousand, eight hundred sixteen 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 138630029850 cubic inches would be around 431.3 feet tall.

Recreational maths with 138630029850

• 138630029850 backwards is 058920036831
• 138630029850 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138630029850's digits is 45
• More coming soon!