128425167891072

Names of 128425167891072

• Cardinal: 128425167891072 can be written as One hundred twenty-eight trillion, four hundred twenty-five billion, one hundred sixty-seven million, eight hundred ninety-one thousand and seventy-two.

Scientific notation

• Scientific notation: 1.28425167891072 × 10¹⁴

Factors of 128425167891072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 451336800

Divisors of 128425167891072

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 32 36 38 39 48 52 57 64 72 76 78 96 104 114 117 128 144 152 156 171 192 208 228 234 247 288 304 312 342 384 416 456 468 494 576 608 624 684 741 832 912 936 988 1152 1216 1248 1368 1482 1664 1824 1872 1976 2223 2432 2496 2736 2964 3648 3744 3952 4446 4992 5472 5928 7296 7488 7904 8892 10944 11856 14976 15808 17784 21888 23712 31616 35568 47424 71136 94848 142272 284544 451336763 902673526 1354010289 1805347052 2708020578 3610694104 4062030867 5416041156 5867377919 7221388208 8124061734 8575398497 10832082312 11734755838 14442776416 16248123468 17150796994 17602133757 21664164624 23469511676 25726195491 28885552832 32496246936 34301593988 35204267514 43328329248 46939023352 51452390982 52806401271 57771105664 64992493872 68603187976 70408535028 77178586473 86656658496 93878046704 102904781964 105612802542 111480180461 129984987744 137206375952 140817070056 154357172946 173313316992 187756093408 205809563928 211225605084 222960360922 259969975488 274412751904 281634140112 308714345892 334440541383 375512186816 411619127856 422451210168 445920721844 519939950976 548825503808 563268280224 617428691784 668881082766 751024373632 823238255712 844902420336 891841443688 1003321624149 1097651007616 1126536560448 1234857383568 1337762165532 1646476511424 1689804840672 1783682887376 2006643248298 2253073120896 2469714767136 2675524331064 3292953022848 3379609681344 3567365774752 4013286496596 4939429534272 5351048662128 6759219362688 7134731549504 8026572993192 9878859068544 10702097324256 14269463099008 16053145986384 21404194648512 32106291972768 42808389297024 64212583945536 128425167891072
• Sum of all divisors σ(n): 418930784344800
• Sum of proper divisors (its aliquot sum) s(n): 290505616453728
• 128425167891072 is an abundant number, because the sum of its proper divisors (290505616453728) is greater than itself. Its abundance is 162080448562656

Bases of 128425167891072

• Binary: 11101001100110101010000100000110010101010000000₂
• Hexadecimal: 0x74CD50832A80
• Base-36: 19ITPH4F40

Squares and roots of 128425167891072

• 128425167891072 squared (128425167891072²) is 16493023747850030612057309184
• 128425167891072 cubed (128425167891072³) is 2118119343849077729352794623072964337205248
• The square root of 128425167891072 is 11332482.8652450209
• The cube root of 128425167891072 is 50452.5801167121

Scales and comparisons

• 128,425,167,891,072 seconds is equal to 4,083,523 years, 4 weeks, 6 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 128,425,167,891,072 would take you about ten million, two hundred eight thousand, eight hundred seven 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 128425167891072 cubic inches would be around 4204.4 feet tall.

Recreational maths with 128425167891072

• 128425167891072 backwards is 270198761524821
• The number of decimal digits it has is: 15
• The sum of 128425167891072's digits is 63
• More coming soon!