138907125690900

Names of 138907125690900

• Cardinal: 138907125690900 can be written as One hundred thirty-eight trillion, nine hundred seven billion, one hundred twenty-five million, six hundred ninety thousand, nine hundred.

Scientific notation

• Scientific notation: 1.389071256909 × 10¹⁴

Factors of 138907125690900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 274466027

Divisors of 138907125690900

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 241 300 350 420 482 525 700 723 964 1050 1205 1446 1687 2100 2410 2892 3374 3615 4820 5061 6025 6748 7230 8435 10122 12050 14460 16870 18075 20244 24100 25305 33740 36150 42175 50610 72300 84350 101220 126525 168700 253050 506100 274465769 548931538 823397307 1097863076 1372328845 1646794614 1921260383 2744657690 3293589228 3842520766 4116986535 5489315380 5763781149 6861644225 7685041532 8233973070 9606301915 11527562298 13723288450 16467946140 19212603830 20584932675 23055124596 27446576900 28818905745 38425207660 41169865350 48031509575 57637811490 66146250329 82339730700 96063019150 115275622980 132292500658 144094528725 192126038300 198438750987 264585001316 288189057450 330731251645 396877501974 463023752303 576378114900 661462503290 793755003948 926047504606 992193754935 1322925006580 1389071256909 1653656258225 1852095009212 1984387509870 2315118761515 2778142513818 3307312516450 3968775019740 4630237523030 4960968774675 5556285027636 6614625032900 6945356284545 9260475046060 9921937549350 11575593807575 13890712569090 19843875098700 23151187615150 27781425138180 34726781422725 46302375230300 69453562845450 138907125690900
• Sum of all divisors σ(n): 461225454264960
• Sum of proper divisors (its aliquot sum) s(n): 322318328574060
• 138907125690900 is an abundant number, because the sum of its proper divisors (322318328574060) is greater than itself. Its abundance is 183411202883160

Bases of 138907125690900

• Binary: 11111100101010111010101111000100011001000010100₂
• Hexadecimal: 0x7E55D5E23214
• Base-36: 1D8L1W5S7O

Squares and roots of 138907125690900

• 138907125690900 squared (138907125690900²) is 19295189567707490802342810000
• 138907125690900 cubed (138907125690900³) is 2680239322511286860646488396859897429000000
• The square root of 138907125690900 is 11785886.7163612259
• The cube root of 138907125690900 is 51789.4749727251

Scales and comparisons

• 138,907,125,690,900 seconds is equal to 4,416,816 years, 48 weeks, 2 days, 3 hours, 55 minutes.
• To count from 1 to 138,907,125,690,900 would take you about eleven million, forty-two thousand and forty-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 138907125690900 cubic inches would be around 4315.8 feet tall.

Recreational maths with 138907125690900

• 138907125690900 backwards is 009096521709831
• 138907125690900 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138907125690900's digits is 60
• More coming soon!