138439455424200

Names of 138439455424200

• Cardinal: 138439455424200 can be written as One hundred thirty-eight trillion, four hundred thirty-nine billion, four hundred fifty-five million, four hundred twenty-four thousand, two hundred.

Scientific notation

• Scientific notation: 1.384394554242 × 10¹⁴

Factors of 138439455424200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10987258384

Divisors of 138439455424200

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 25 28 30 35 36 40 42 45 50 56 60 63 70 72 75 84 90 100 105 120 126 140 150 168 175 180 200 210 225 252 280 300 315 350 360 420 450 504 525 600 630 700 840 900 1050 1260 1400 1575 1800 2100 2520 3150 4200 6300 12600 10987258367 21974516734 32961775101 43949033468 54936291835 65923550202 76910808569 87898066936 98885325303 109872583670 131847100404 153821617138 164808875505 197770650606 219745167340 230732425707 263694200808 274681459175 307643234276 329617751010 384554042845 395541301212 439490334680 461464851414 494426626515 549362918350 615286468552 659235502020 692197277121 769108085690 791082602424 824044377525 922929702828 988853253030 1098725836700 1153662128535 1318471004040 1384394554242 1538216171380 1648088755050 1845859405656 1922770214225 1977706506060 2197451673400 2307324257070 2472133132575 2768789108484 3076432342760 3296177510100 3460986385605 3845540428450 3955413012120 4614648514140 4944266265150 5537578216968 5768310642675 6592355020200 6921972771210 7691080856900 9229297028280 9888532530300 11536621285350 13843945542420 15382161713800 17304931928025 19777065060600 23073242570700 27687891084840 34609863856050 46146485141400 69219727712100 138439455424200
• Sum of all divisors σ(n): 531343814676480
• Sum of proper divisors (its aliquot sum) s(n): 392904359252280
• 138439455424200 is an abundant number, because the sum of its proper divisors (392904359252280) is greater than itself. Its abundance is 254464903828080

Bases of 138439455424200

• Binary: 11111011110100011110010100100000011111011001000₂
• Hexadecimal: 0x7DE8F2903EC8
• Base-36: 1D2M7HCWY0

Squares and roots of 138439455424200

• 138439455424200 squared (138439455424200²) is 19165482818149058801945640000
• 138439455424200 cubed (138439455424200³) is 2653259004286417620763138085011540488000000
• The square root of 138439455424200 is 11766029.7222215107
• The cube root of 138439455424200 is 51731.2883005811

Scales and comparisons

• 138,439,455,424,200 seconds is equal to 4,401,946 years, 23 weeks, 6 days, 20 hours, 30 minutes.
• To count from 1 to 138,439,455,424,200 would take you about eleven million, four thousand, eight hundred sixty-six 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 138439455424200 cubic inches would be around 4310.9 feet tall.

Recreational maths with 138439455424200

• 138439455424200 backwards is 002424554934831
• The number of decimal digits it has is: 15
• The sum of 138439455424200's digits is 54
• More coming soon!