138181398852320

Names of 138181398852320

• Cardinal: 138181398852320 can be written as One hundred thirty-eight trillion, one hundred eighty-one billion, three hundred ninety-eight million, eight hundred fifty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.3818139885232 × 10¹⁴

Factors of 138181398852320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7389460

Divisors of 138181398852320

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 160 179 358 653 716 895 1306 1432 1790 2612 2864 3265 3580 5224 5728 6530 7160 10448 13060 14320 20896 26120 28640 52240 104480 116887 233774 467548 584435 935096 1168870 1870192 2337740 3740384 4675480 7388621 9350960 14777242 18701920 29554484 36943105 59108968 73886210 118217936 147772420 236435872 295544840 591089680 1182179360 1322563159 2645126318 4824769513 5290252636 6612815795 9649539026 10580505272 13225631590 19299078052 21161010544 24123847565 26451263180 38598156104 42322021088 48247695130 52902526360 77196312208 96495390260 105805052720 154392624416 192990780520 211610105440 385981561040 771963122080 863633742827 1727267485654 3454534971308 4318168714135 6909069942616 8636337428270 13818139885232 17272674856540 27636279770464 34545349713080 69090699426160 138181398852320
• Sum of all divisors σ(n): 328780083935520
• Sum of proper divisors (its aliquot sum) s(n): 190598685083200
• 138181398852320 is an abundant number, because the sum of its proper divisors (190598685083200) is greater than itself. Its abundance is 52417286230880

Bases of 138181398852320

• Binary: 11111011010110011011101001100010111001011100000₂
• Hexadecimal: 0x7DACDD3172E0
• Base-36: 1CZBNP4ZQ8

Squares and roots of 138181398852320

• 138181398852320 squared (138181398852320²) is 19094098988783943013169382400
• 138181398852320 cubed (138181398852320³) is 2638449308094834015632407979813123207168000
• The square root of 138181398852320 is 11755058.4367888193
• The cube root of 138181398852320 is 51699.1252581341

Scales and comparisons

• 138,181,398,852,320 seconds is equal to 4,393,741 years, 3 weeks, 23 hours, 25 minutes, 20 seconds.
• To count from 1 to 138,181,398,852,320 would take you about ten million, nine hundred eighty-four thousand, three hundred fifty-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 138181398852320 cubic inches would be around 4308.3 feet tall.

Recreational maths with 138181398852320

• 138181398852320 backwards is 023258893181831
• The number of decimal digits it has is: 15
• The sum of 138181398852320's digits is 62
• More coming soon!