128401285019008

Names of 128401285019008

• Cardinal: 128401285019008 can be written as One hundred twenty-eight trillion, four hundred one billion, two hundred eighty-five million, nineteen thousand and eight.

Scientific notation

• Scientific notation: 1.28401285019008 × 10¹⁴

Factors of 128401285019008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 9697

Divisors of 128401285019008

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 272 289 544 578 619 1088 1156 1238 2176 2312 2476 4624 4952 9059 9248 9904 10523 18118 18496 19808 21046 36236 36992 39616 42092 72472 79232 84184 144944 154003 168368 178891 289888 308006 336736 357782 383161 579776 616012 673472 715564 766322 1159552 1232024 1346944 1431128 1532644 2464048 2618051 2862256 3065288 4928096 5236102 5607521 5724512 6130576 6513737 9856192 10472204 11215042 11449024 12261152 13027474 19712384 20944408 22430084 22898048 24522304 26054948 41888816 44860168 49044608 52109896 83777632 89720336 95327857 104219792 110733529 167555264 179440672 190655714 208439584 221467058 335110528 358881344 381311428 416879168 442934116 717762688 762622856 833758336 885868232 1525245712 1620573569 1771736464 3050491424 3241147138 3471055499 3543472928 6100982848 6482294276 6942110998 7086945856 12201965696 12964588552 13884221996 14173891712 25929177104 27768443992 51858354208 55536887984 59007943483 103716708416 111073775968 118015886966 207433416832 222147551936 236031773932 444295103872 472063547864 944127095728 1003135039211 1888254191456 2006270078422 3776508382912 4012540156844 7553016765824 8025080313688 16050160627376 32100321254752 64200642509504 128401285019008
• Sum of all divisors σ(n): 272201318000100
• Sum of proper divisors (its aliquot sum) s(n): 143800032981092
• 128401285019008 is an abundant number, because the sum of its proper divisors (143800032981092) is greater than itself. Its abundance is 15398747962084

Bases of 128401285019008

• Binary: 11101001100011111000000111110110111010110000000₂
• Hexadecimal: 0x74C7C0FB7580
• Base-36: 19IIQHVL34

Squares and roots of 128401285019008

• 128401285019008 squared (128401285019008²) is 16486889994532528250921304064
• 128401285019008 cubed (128401285019008³) is 2116937861265002406733172172686834387648512
• The square root of 128401285019008 is 11331429.0810562813
• The cube root of 128401285019008 is 50449.4524140517

Scales and comparisons

• 128,401,285,019,008 seconds is equal to 4,082,763 years, 36 weeks, 23 minutes, 28 seconds.
• To count from 1 to 128,401,285,019,008 would take you about ten million, two hundred six thousand, nine hundred nine 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 128401285019008 cubic inches would be around 4204.1 feet tall.

Recreational maths with 128401285019008

• 128401285019008 backwards is 800910582104821
• The number of decimal digits it has is: 15
• The sum of 128401285019008's digits is 49
• More coming soon!