128238938488832

Names of 128238938488832

• Cardinal: 128238938488832 can be written as One hundred twenty-eight trillion, two hundred thirty-eight billion, nine hundred thirty-eight million, four hundred eighty-eight thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.28238938488832 × 10¹⁴

Factors of 128238938488832

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 166

Divisors of 128238938488832

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 4 8 16 32 64 67 97 128 134 194 256 268 388 512 536 776 1024 1072 1552 2048 2144 3104 4096 4288 6208 6499 8192 8576 9409 12416 12998 16384 17152 18818 24832 25996 32768 34304 37636 49664 51992 65536 68608 75272 99328 103984 131072 137216 150544 198656 207968 262144 274432 301088 397312 415936 524288 548864 602176 630403 794624 831872 912673 1048576 1097728 1204352 1260806 1589248 1663744 1825346 2097152 2195456 2408704 2521612 3178496 3327488 3650692 4390912 4817408 5043224 6356992 6654976 7301384 8781824 9634816 10086448 12713984 13309952 14602768 17563648 19269632 20172896 25427968 26619904 29205536 35127296 38539264 40345792 50855936 53239808 58411072 61149091 70254592 77078528 80691584 101711872 106479616 116822144 122298182 140509184 154157056 161383168 203423744 212959232 233644288 244596364 308314112 322766336 425918464 467288576 489192728 616628224 645532672 851836928 934577152 978385456 1233256448 1291065344 1703673856 1869154304 1956770912 2466512896 2582130688 3407347712 3738308608 3913541824 4933025792 5164261376 6814695424 7476617216 7827083648 9866051584 10328522752 13629390848 14953234432 15654167296 19732103168 20657045504 29906468864 31308334592 41314091008 59812937728 62616669184 82628182016 119625875456 125233338368 165256364032 239251750912 250466676736 330512728064 478503501824 500933353472 661025456128 957007003648 1001866706944 1322050912256 1914014007296 2003733413888 4007466827776 8014933655552 16029867311104 32059734622208 64119469244416 128238938488832
• Sum of all divisors σ(n): 263017359156720
• Sum of proper divisors (its aliquot sum) s(n): 134778420667888
• 128238938488832 is an abundant number, because the sum of its proper divisors (134778420667888) is greater than itself. Its abundance is 6539482179056

Bases of 128238938488832

• Binary: 11101001010000111110100011000000000000000000000₂
• Hexadecimal: 0x74A1F4600000
• Base-36: 19GG5KY0OW

Squares and roots of 128238938488832

• 128238938488832 squared (128238938488832²) is 16445225344742437319788724224
• 128238938488832 cubed (128238938488832³) is 2108918241419406441142407498767595751866368
• The square root of 128238938488832 is 11324263.2647264077
• The cube root of 128238938488832 is 50428.1812151335

Scales and comparisons

• 128,238,938,488,832 seconds is equal to 4,077,601 years, 29 weeks, 6 days, 6 hours, 32 seconds.
• To count from 1 to 128,238,938,488,832 would take you about ten million, one hundred ninety-four thousand and 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 128238938488832 cubic inches would be around 4202.3 feet tall.

Recreational maths with 128238938488832

• 128238938488832 backwards is 238884839832821
• The number of decimal digits it has is: 15
• The sum of 128238938488832's digits is 77
• More coming soon!