128315642112

Names of 128315642112

• Cardinal: 128315642112 can be written as One hundred twenty-eight billion, three hundred fifteen million, six hundred forty-two thousand, one hundred twelve.

Scientific notation

• Scientific notation: 1.28315642112 × 10¹¹

Factors of 128315642112

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 22070

Divisors of 128315642112

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 63 64 72 76 84 96 112 114 126 128 133 144 152 168 171 192 224 228 252 256 266 288 304 336 342 361 384 399 448 456 504 532 576 608 672 684 722 768 798 896 912 1008 1064 1083 1152 1197 1216 1344 1368 1444 1596 1792 1824 2016 2128 2166 2304 2394 2432 2527 2688 2736 2888 3192 3249 3648 4032 4256 4332 4788 4864 5054 5376 5472 5776 6384 6498 7296 7581 8064 8512 8664 9576 10108 10944 11552 12768 12996 14592 15162 16128 17024 17328 19152 20216 21888 22039 22743 23104 25536 25992 30324 34048 34656 38304 40432 43776 44078 45486 46208 51072 51984 60648 66117 69312 76608 80864 88156 90972 92416 102144 103968 121296 132234 138624 153216 154273 161728 176312 181944 198351 207936 242592 264468 277248 306432 308546 323456 352624 363888 396702 415872 418741 462819 485184 528936 617092 646912 705248 727776 793404 831744 837482 925638 970368 1057872 1234184 1256223 1388457 1410496 1455552 1586808 1674964 1851276 1940736 2115744 2468368 2512446 2776914 2820992 2911104 2931187 3173616 3349928 3702552 3768669 4231488 4936736 5024892 5553828 5641984 5822208 5862374 6347232 6699856 7405104 7537338 7956079 8462976 8793561 9873472 10049784 11107656 11724748 12694464 13399712 14810208 15074676 15912158 16925952 17587122 19746944 20099568 22215312 23449496 23868237 25388928 26380683 26799424 29620416 30149352 31824316 35174244 39493888 40199136 44430624 46898992 47736474 50777856 52761366 53598848 55692553 59240832 60298704 63648632 70348488 71604711 80398272 88861248 93797984 95472948 105522732 107197696 111385106 118481664 120597408 127297264 140696976 143209422 160796544 167077659 177722496 187595968 190945896 211045464 222770212 241194816 254594528 281393952 286418844 321593088 334155318 355444992 375191936 381891792 422090928 445540424 482389632 501232977 509189056 562787904 572837688 668310636 750383872 763783584 844181856 891080848 964779264 1002465954 1018378112 1125575808 1145675376 1336621272 1527567168 1688363712 1782161696 2004931908 2036756224 2251151616 2291350752 2673242544 3055134336 3376727424 3564323392 4009863816 4582701504 5346485088 6110268672 6753454848 7128646784 8019727632 9165403008 10692970176 14257293568 16039455264 18330806016 21385940352 32078910528 42771880704 64157821056 128315642112
• Sum of all divisors σ(n): 446262922560
• Sum of proper divisors (its aliquot sum) s(n): 317947280448
• 128315642112 is an abundant number, because the sum of its proper divisors (317947280448) is greater than itself. Its abundance is 189631638336

Bases of 128315642112

• Binary: 1110111100000001101010101000100000000₂
• Hexadecimal: 0x1DE0355100
• Base-36: 1MY3TJ40

Squares and roots of 128315642112

• 128315642112 squared (128315642112²) is 16464904010614867820544
• 128315642112 cubed (128315642112³) is 2112704730434490828327109345148928
• The square root of 128315642112 is 358211.7280492083
• The cube root of 128315642112 is 5043.8233422667

Scales and comparisons

• 128,315,642,112 seconds is equal to 4,080 years, 2 weeks, 17 hours, 55 minutes, 12 seconds.
• To count from 1 to 128,315,642,112 would take you about eight thousand, one hundred sixty 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 128315642112 cubic inches would be around 420.3 feet tall.

Recreational maths with 128315642112

• 128315642112 backwards is 211246513821
• 128315642112 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128315642112's digits is 36
• More coming soon!