128072369731250

Names of 128072369731250

• Cardinal: 128072369731250 can be written as One hundred twenty-eight trillion, seventy-two billion, three hundred sixty-nine million, seven hundred thirty-one thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.2807236973125 × 10¹⁴

Factors of 128072369731250

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 67

Divisors of 128072369731250

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 5 7 10 14 25 35 49 50 53 70 98 106 125 175 245 250 265 350 371 490 530 625 742 875 1225 1250 1325 1750 1855 2450 2597 2650 2809 3125 3710 4375 5194 5618 6125 6250 6625 8750 9275 12250 12985 13250 14045 18550 19663 21875 25970 28090 30625 33125 39326 43750 46375 61250 64925 66250 70225 92750 98315 129850 137641 140450 148877 153125 165625 196630 231875 275282 297754 306250 324625 331250 351125 463750 491575 649250 688205 702250 744385 983150 1042139 1159375 1376410 1488770 1623125 1755625 2084278 2318750 2457875 3246250 3441025 3511250 3721925 4915750 5210695 6882050 7294973 7443850 7890481 8115625 8778125 10421390 12289375 14589946 15780962 16231250 17205125 17556250 18609625 24578750 26053475 34410250 36474865 37219250 39452405 52106950 55233367 61446875 72949730 78904810 86025625 93048125 110466734 122893750 130267375 172051250 182374325 186096250 197262025 260534750 276166835 364748650 386633569 394524050 418195493 430128125 465240625 552333670 651336875 773267138 836390986 860256250 911871625 930481250 986310125 1302673750 1380834175 1823743250 1933167845 1972620250 2090977465 2761668350 2927368451 3256684375 3866335690 4181954930 4559358125 4931550625 5854736902 6513368750 6904170875 9118716250 9665839225 9863101250 10454887325 13808341750 14636842255 19331678450 20491579157 20909774650 22796790625 24657753125 29273684510 34520854375 40983158314 45593581250 48329196125 49315506250 52274436625 69041708750 73184211275 96658392250 102457895785 104548873250 146368422550 172604271875 204915791570 241645980625 261372183125 345208543750 365921056375 483291961250 512289478925 522744366250 731842112750 1024578957850 1208229903125 1306860915625 1829605281875 2416459806250 2561447394625 2613721831250 3659210563750 5122894789250 9148026409375 12807236973125 18296052818750 25614473946250 64036184865625 128072369731250
• Sum of all divisors σ(n): 284695251361164
• Sum of proper divisors (its aliquot sum) s(n): 156622881629914
• 128072369731250 is an abundant number, because the sum of its proper divisors (156622881629914) is greater than itself. Its abundance is 28550511898664

Bases of 128072369731250

• Binary: 11101000111101100101100000110100111011010110010₂
• Hexadecimal: 0x747B2C1A76B2
• Base-36: 19EBMU7GS2

Squares and roots of 128072369731250

• 128072369731250 squared (128072369731250²) is 16402531888578001197226562500
• 128072369731250 cubed (128072369731250³) is 2100711128562580098136305464573486328125000
• The square root of 128072369731250 is 11316906.3675215587
• The cube root of 128072369731250 is 50406.3381384099

Scales and comparisons

• 128,072,369,731,250 seconds is equal to 4,072,305 years, 10 weeks, 4 days, 2 hours, 40 minutes, 50 seconds.
• To count from 1 to 128,072,369,731,250 would take you about ten million, one hundred eighty thousand, seven hundred sixty-three 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 128072369731250 cubic inches would be around 4200.5 feet tall.

Recreational maths with 128072369731250

• 128072369731250 backwards is 052137963270821
• The number of decimal digits it has is: 15
• The sum of 128072369731250's digits is 56
• More coming soon!