127805940990

Names of 127805940990

• Cardinal: 127805940990 can be written as One hundred twenty-seven billion, eight hundred five million, nine hundred forty thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.2780594099 × 10¹¹

Factors of 127805940990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 24032

Divisors of 127805940990

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 31 35 39 42 45 49 54 62 63 65 70 78 90 91 93 98 105 117 126 130 135 147 155 182 186 189 195 210 217 234 245 270 273 279 294 310 315 351 378 390 403 434 441 455 465 490 546 558 585 630 637 651 702 735 806 819 837 882 910 930 945 1085 1170 1209 1274 1302 1323 1365 1395 1470 1519 1638 1674 1755 1890 1911 1953 2015 2170 2205 2418 2457 2646 2730 2790 2821 3038 3185 3255 3510 3627 3822 3906 4030 4095 4185 4410 4557 4914 5642 5733 5859 6045 6370 6510 6615 7254 7595 8190 8370 8463 9114 9555 9765 10881 11466 11718 12090 12285 13230 13671 14105 15190 16926 17199 18135 19110 19530 19747 21762 22785 23971 24570 25389 27342 28210 28665 29295 34398 36270 39494 41013 42315 45570 47942 50778 54405 57330 58590 59241 68355 71913 76167 82026 84630 85995 98735 108810 118482 119855 126945 136710 143826 152334 167797 171990 177723 197470 205065 215739 239710 253890 296205 311623 335594 355446 359565 380835 410130 431478 503391 533169 592410 623246 647217 719130 743101 761670 838985 888615 934869 1006782 1066338 1078695 1174579 1294434 1486202 1510173 1558115 1677970 1777230 1869738 2157390 2181361 2229303 2349158 2516955 2665845 2804607 3020346 3116230 3236085 3523737 3715505 4362722 4458606 4530519 4674345 5033910 5201707 5331690 5609214 5872895 6472170 6544083 6687909 7047474 7431010 7550865 8413821 9061038 9348690 9660313 10403414 10571211 10906805 11146515 11745790 13088166 13375818 14023035 15101730 15269527 15605121 16827642 17618685 19320626 19632249 20063727 21142422 21813610 22293030 22652595 26008535 28046070 28980939 30539054 31210242 31713633 32720415 33439545 35237370 36411949 39264498 40127454 42069105 45305190 45808581 46815363 48301565 52017070 52856055 57961878 58896747 63427266 65440830 66879090 67622191 72823898 76347635 78025605 84138210 86942817 91617162 93630726 96603130 98161245 100318635 105712110 109235847 117793494 135244382 137425743 140446089 144904695 152695270 156051210 158568165 173885634 182059745 196322490 200637270 202866573 218471694 229042905 234076815 260828451 274851486 280892178 289809390 294483735 317136330 327707541 338110955 364119490 405733146 412277229 434714085 458085810 468153630 473355337 521656902 546179235 588967470 608599719 655415082 676221910 687128715 702230445 824554458 869428170 946710674 983122623 1014332865 1092358470 1217199438 1304142255 1374257430 1404460890 1420066011 1638537705 1825799157 1966245246 2028665730 2061386145 2366776685 2608284510 2840132022 3042998595 3277075410 3651598314 4122772290 4260198033 4733553370 4915613115 6085997190 7100330055 8520396066 9128995785 9831226230 12780594099 14200660110 18257991570 21300990165 25561188198 42601980330 63902970495 127805940990
• Sum of all divisors σ(n): 440747274240
• Sum of proper divisors (its aliquot sum) s(n): 312941333250
• 127805940990 is an abundant number, because the sum of its proper divisors (312941333250) is greater than itself. Its abundance is 185135392260

Bases of 127805940990

• Binary: 1110111000001110100111110010011111110₂
• Hexadecimal: 0x1DC1D3E4FE
• Base-36: 1MPOCV7I

Squares and roots of 127805940990

• 127805940990 squared (127805940990²) is 16334358552339362180100
• 127805940990 cubed (127805940990³) is 2087628065249786349244098352299000
• The square root of 127805940990 is 357499.5678179205
• The cube root of 127805940990 is 5037.1360464929

Scales and comparisons

• 127,805,940,990 seconds is equal to 4,063 years, 43 weeks, 2 days, 10 hours, 16 minutes, 30 seconds.
• To count from 1 to 127,805,940,990 would take you about eight thousand, one hundred twenty-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 127805940990 cubic inches would be around 419.8 feet tall.

Recreational maths with 127805940990

• 127805940990 backwards is 099049508721
• 127805940990 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 127805940990's digits is 54
• More coming soon!