138931466200

Names of 138931466200

• Cardinal: 138931466200 can be written as One hundred thirty-eight billion, nine hundred thirty-one million, four hundred sixty-six thousand, two hundred.

Scientific notation

• Scientific notation: 1.389314662 × 10¹¹

Factors of 138931466200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13940

Divisors of 138931466200

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 620 775 1240 1550 1861 3100 3722 6200 7444 9305 12041 14888 18610 24082 37220 46525 48164 57691 60205 74440 93050 96328 115382 120410 186100 230764 240820 288455 301025 372200 373271 461528 481640 576910 602050 746542 1153820 1204100 1442275 1493084 1866355 2307640 2408200 2884550 2986168 3732710 5769100 7465420 9331775 11538200 14930840 18663550 22408301 37327100 44816602 74654200 89633204 112041505 179266408 224083010 448166020 560207525 694657331 896332040 1120415050 1389314662 2240830100 2778629324 3473286655 4481660200 5557258648 6946573310 13893146620 17366433275 27786293240 34732866550 69465733100 138931466200
• Sum of all divisors σ(n): 333642395520
• Sum of proper divisors (its aliquot sum) s(n): 194710929320
• 138931466200 is an abundant number, because the sum of its proper divisors (194710929320) is greater than itself. Its abundance is 55779463120

Bases of 138931466200

• Binary: 10000001011000111101011110111111011000₂
• Hexadecimal: 0x2058F5EFD8
• Base-36: 1RTO7HEG

Squares and roots of 138931466200

• 138931466200 squared (138931466200²) is 19301952300481742440000
• 138931466200 cubed (138931466200³) is 2681648533628391443519965528000000
• The square root of 138931466200 is 372735.1153299083
• The cube root of 138931466200 is 5179.2499796105

Scales and comparisons

• 138,931,466,200 seconds is equal to 4,417 years, 30 weeks, 5 days, 1 hour, 56 minutes, 40 seconds.
• To count from 1 to 138,931,466,200 would take you about eight thousand, eight hundred thirty-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 138931466200 cubic inches would be around 431.6 feet tall.

Recreational maths with 138931466200

• 138931466200 backwards is 002664139831
• The number of decimal digits it has is: 12
• The sum of 138931466200's digits is 43
• More coming soon!