138135970756

Names of 138135970756

• Cardinal: 138135970756 can be written as One hundred thirty-eight billion, one hundred thirty-five million, nine hundred seventy thousand, seven hundred fifty-six.

Scientific notation

• Scientific notation: 1.38135970756 × 10¹¹

Factors of 138135970756

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4065

Divisors of 138135970756

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 14 23 28 46 49 73 92 98 109 146 161 196 218 292 322 436 511 644 763 1022 1127 1526 1679 2044 2254 2507 3052 3358 3577 3851 4508 5014 5341 6716 7154 7702 7957 10028 10682 11753 14308 15404 15914 17549 21364 23506 26957 31828 35098 47012 53914 55699 70196 82271 88573 107828 111398 122843 164542 177146 183011 188699 222796 245686 281123 329084 354292 366022 377398 389893 419759 491372 562246 620011 732044 754796 779786 839518 1124492 1240022 1281077 1559572 1679036 1967861 2480044 2562154 2938313 3935722 4340077 5124308 5876626 6465829 7871444 8680154 8967539 9654457 11753252 12931658 13775027 17360308 17935078 19308914 20568191 25863316 27550054 30642407 35870156 38617828 41136382 45260803 55100108 61284814 67581199 82272764 90521606 122569628 135162398 181043212 214496849 270324796 316825621 428993698 473068393 633651242 704775361 857987396 946136786 1267302484 1409550722 1501477943 1892273572 2819101444 3002955886 4933427527 6005911772 9866855054 19733710108 34533992689 69067985378 138135970756
• Sum of all divisors σ(n): 300258161280
• Sum of proper divisors (its aliquot sum) s(n): 162122190524
• 138135970756 is an abundant number, because the sum of its proper divisors (162122190524) is greater than itself. Its abundance is 23986219768

Bases of 138135970756

• Binary: 10000000101001100010111010001111000100₂
• Hexadecimal: 0x20298BA3C4
• Base-36: 1RGIL96S

Squares and roots of 138135970756

• 138135970756 squared (138135970756²) is 19081546416702487211536
• 138135970756 cubed (138135970756³) is 2635847937796871363405200881841216
• The square root of 138135970756 is 371666.4778480835
• The cube root of 138135970756 is 5169.3459154783

Scales and comparisons

• 138,135,970,756 seconds is equal to 4,392 years, 15 weeks, 2 days, 22 hours, 59 minutes, 16 seconds.
• To count from 1 to 138,135,970,756 would take you about eight thousand, seven hundred eighty-four 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 138135970756 cubic inches would be around 430.8 feet tall.

Recreational maths with 138135970756

• 138135970756 backwards is 657079531831
• The number of decimal digits it has is: 12
• The sum of 138135970756's digits is 55
• More coming soon!