128005238074480

Names of 128005238074480

• Cardinal: 128005238074480 can be written as One hundred twenty-eight trillion, five billion, two hundred thirty-eight million, seventy-four thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.2800523807448 × 10¹⁴

Factors of 128005238074480

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 20710

Divisors of 128005238074480

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 37 40 52 65 74 80 104 130 148 181 185 208 260 296 362 370 481 520 592 724 740 905 941 962 1040 1448 1480 1810 1882 1924 2353 2405 2896 2960 3620 3764 3848 4705 4706 4810 6697 7240 7528 7696 9410 9412 9620 11765 12233 13394 14480 15056 18820 18824 19240 19531 23530 24466 26788 33485 34817 37640 37648 38480 39062 47060 48932 53576 61165 66970 69634 75280 78124 87061 94120 97655 97864 107152 122330 133940 139268 156248 170321 174085 174122 188240 195310 195728 244660 253903 267880 278536 312496 340642 348170 348244 390620 435305 452621 489320 507806 535760 557072 681284 696340 696488 722647 781240 851605 870610 905242 978640 1015612 1269515 1362568 1392680 1392976 1445294 1562480 1703210 1741220 1810484 2031224 2214173 2263105 2539030 2725136 2785360 2890588 3406420 3482440 3535111 3613235 3620968 4062448 4428346 4526210 5078060 5781176 6301877 6812840 6964880 7070222 7226470 7241936 8856692 9052420 9394411 10156120 11070865 11562352 12603754 13625680 14140444 14452940 17675555 17713384 18104840 18378671 18788822 20312240 22141730 25207508 28280888 28905880 31509385 35351110 35426768 36209680 36757342 37577644 44283460 45956443 46972055 50415016 56561776 57811760 63018770 70702220 73514684 75155288 81924401 88566920 91893355 91912886 93944110 100830032 126037540 130799107 141404440 147029368 150310576 163848802 177133840 183786710 183825772 187888220 229782215 238922723 252075080 261598214 282808880 294058736 327697604 367573420 367651544 375776440 409622005 459564430 477845446 504150160 523196428 653995535 655395208 680010827 735146840 735303088 751552880 819244010 919128860 955690892 1046392856 1194613615 1307991070 1310790416 1360021654 1470293680 1638488020 1700388391 1838257720 1911381784 2092785712 2389227230 2615982140 2720043308 3276976040 3326539451 3400054135 3400776782 3676515440 3822763568 4778454460 5231964280 5440086616 6553952080 6653078902 6800108270 6801553564 8501941955 8840140751 9556908920 10463928560 10880173232 13306157804 13600216540 13603107128 16632697255 17003883910 17680281502 19113817840 26612315608 27200433080 27206214256 33265394510 34007767820 35360563004 43245012863 44200703755 53224631216 54400866160 66530789020 68015535640 70721126008 86490025726 88401407510 123081959687 133061578040 136031071280 141442252016 172980051452 176802815020 216225064315 246163919374 266123156080 345960102904 353605630040 432450128630 492327838748 615409798435 691920205808 707211260080 864900257260 984655677496 1230819596870 1600065475931 1729800514520 1969311354992 2461639193740 3200130951862 3459601029040 4923278387480 6400261903724 8000327379655 9846556774960 12800523807448 16000654759310 25601047614896 32001309518620 64002619037240 128005238074480
• Sum of all divisors σ(n): 331355041670016
• Sum of proper divisors (its aliquot sum) s(n): 203349803595536
• 128005238074480 is an abundant number, because the sum of its proper divisors (203349803595536) is greater than itself. Its abundance is 75344565521056

Bases of 128005238074480

• Binary: 11101000110101110001010101111101010110001110000₂
• Hexadecimal: 0x746B8ABEAC70
• Base-36: 19DGSLR2WG

Squares and roots of 128005238074480

• 128005238074480 squared (128005238074480²) is 16385340974504304258027270400
• 128005238074480 cubed (128005238074480³) is 2097409472372955594354274739180226299392000
• The square root of 128005238074480 is 11313939.9889905727
• The cube root of 128005238074480 is 50397.5294406153

Scales and comparisons

• 128,005,238,074,480 seconds is equal to 4,070,170 years, 32 weeks, 3 days, 8 hours, 14 minutes, 40 seconds.
• To count from 1 to 128,005,238,074,480 would take you about ten million, one hundred seventy-five thousand, four hundred twenty-six 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 128005238074480 cubic inches would be around 4199.8 feet tall.

Recreational maths with 128005238074480

• 128005238074480 backwards is 084470832500821
• 128005238074480 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128005238074480's digits is 52
• More coming soon!