138392936850

Names of 138392936850

• Cardinal: 138392936850 can be written as One hundred thirty-eight billion, three hundred ninety-two million, nine hundred thirty-six thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 1.3839293685 × 10¹¹

Factors of 138392936850

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 14291

Divisors of 138392936850

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 25 30 35 42 49 50 70 75 98 105 147 150 175 191 210 245 294 343 350 382 490 525 573 686 735 955 1029 1050 1146 1225 1337 1470 1715 1910 2058 2450 2674 2865 3430 3675 4011 4775 5145 5730 6685 7350 8022 8575 9359 9550 10290 13370 14083 14325 17150 18718 20055 25725 28077 28166 28650 33425 40110 42249 46795 51450 56154 65513 66850 70415 84498 93590 98581 100275 131026 140385 140830 196539 197162 200550 211245 233975 280770 295743 327565 352075 393078 422490 467950 492905 591486 655130 690067 701925 704150 982695 985810 1056225 1380134 1403850 1478715 1637825 1965390 2070201 2112450 2464525 2689853 2957430 3275650 3450335 4140402 4830469 4913475 4929050 5379706 6900670 7393575 8069559 9660938 9826950 10351005 13449265 14491407 14787150 16139118 17251675 18828971 20702010 24152345 26898530 28982814 34503350 37657942 40347795 48304690 51755025 56486913 67246325 72457035 80695590 94144855 103510050 112973826 120761725 131802797 134492650 144914070 188289710 201738975 241523450 263605594 282434565 362285175 395408391 403477950 470724275 564869130 659013985 724570350 790816782 922619579 941448550 1318027970 1412172825 1845239158 1977041955 2767858737 2824345650 3295069925 3954083910 4613097895 5535717474 6590139850 9226195790 9885209775 13839293685 19770419550 23065489475 27678587370 46130978950 69196468425 138392936850
• Sum of all divisors σ(n): 402374246400
• Sum of proper divisors (its aliquot sum) s(n): 263981309550
• 138392936850 is an abundant number, because the sum of its proper divisors (263981309550) is greater than itself. Its abundance is 125588372700

Bases of 138392936850

• Binary: 10000000111000110111001010000110010010₂
• Hexadecimal: 0x2038DCA192
• Base-36: 1RKRKXHU

Squares and roots of 138392936850

• 138392936850 squared (138392936850²) is 19152604969968087922500
• 138392936850 cubed (138392936850³) is 2650585250121789738373790194125000
• The square root of 138392936850 is 372012.0117012351
• The cube root of 138392936850 is 5172.5493383813

Scales and comparisons

• 138,392,936,850 seconds is equal to 4,400 years, 24 weeks, 2 days, 2 hours, 27 minutes, 30 seconds.
• To count from 1 to 138,392,936,850 would take you about eight thousand, eight hundred 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 138392936850 cubic inches would be around 431 feet tall.

Recreational maths with 138392936850

• 138392936850 backwards is 058639293831
• The number of decimal digits it has is: 12
• The sum of 138392936850's digits is 57
• More coming soon!