138459436544

Names of 138459436544

• Cardinal: 138459436544 can be written as One hundred thirty-eight billion, four hundred fifty-nine million, four hundred thirty-six thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.38459436544 × 10¹¹

Factors of 138459436544

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 15655

Divisors of 138459436544

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 64 88 104 121 128 143 176 208 242 256 286 352 416 484 512 572 704 832 968 1144 1331 1408 1573 1664 1936 2288 2662 2816 3146 3328 3872 4576 5324 5632 6292 6656 7744 9152 10648 12584 15488 15629 17303 18304 21296 25168 30976 31258 34606 36608 42592 50336 61952 62516 69212 73216 85184 100672 125032 138424 170368 171919 201344 203177 250064 276848 340736 343838 402688 406354 500128 553696 681472 687676 805376 812708 1000256 1107392 1375352 1625416 1891109 2000512 2214784 2234947 2750704 3250832 3782218 4001024 4429568 4469894 5501408 6501664 7564436 8002048 8859136 8939788 11002816 13003328 15128872 17879576 20802199 22005632 24584417 26006656 30257744 35759152 41604398 44011264 49168834 52013312 60515488 71518304 83208796 88022528 98337668 104026624 121030976 143036608 166417592 196675336 242061952 270428587 286073216 332835184 393350672 484123904 540857174 572146432 665670368 786701344 968247808 1081714348 1144292864 1331340736 1573402688 2163428696 2662681472 3146805376 4326857392 5325362944 6293610752 8653714784 10650725888 12587221504 17307429568 34614859136 69229718272 138459436544
• Sum of all divisors σ(n): 327720587040
• Sum of proper divisors (its aliquot sum) s(n): 189261150496
• 138459436544 is an abundant number, because the sum of its proper divisors (189261150496) is greater than itself. Its abundance is 50801713952

Bases of 138459436544

• Binary: 10000000111100110100110101011000000000₂
• Hexadecimal: 0x203CD35600
• Base-36: 1RLV68ZK

Squares and roots of 138459436544

• 138459436544 squared (138459436544²) is 19171015568081962663936
• 138459436544 cubed (138459436544³) is 2654408013532880621258223789277184
• The square root of 138459436544 is 372101.3793900797
• The cube root of 138459436544 is 5173.3776992215

Scales and comparisons

• 138,459,436,544 seconds is equal to 4,402 years, 30 weeks, 1 day, 18 hours, 35 minutes, 44 seconds.
• To count from 1 to 138,459,436,544 would take you about eight thousand, eight hundred five 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 138459436544 cubic inches would be around 431.1 feet tall.

Recreational maths with 138459436544

• 138459436544 backwards is 445634954831
• The number of decimal digits it has is: 12
• The sum of 138459436544's digits is 56
• More coming soon!