420940437645

Names of 420940437645

• Cardinal: 420940437645 can be written as Four hundred twenty billion, nine hundred forty million, four hundred thirty-seven thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 4.20940437645 × 10¹¹

Factors of 420940437645

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 325

Divisors of 420940437645

• Number of divisors d(n): 512
• Complete list of divisors:
  1 3 5 7 13 15 21 29 31 35 37 39 65 73 87 91 93 105 111 127 145 155 185 195 203 217 219 259 273 365 377 381 403 435 455 465 481 511 555 609 635 651 777 889 899 949 1015 1073 1085 1095 1131 1147 1209 1295 1365 1443 1533 1651 1885 1905 2015 2117 2263 2405 2555 2639 2667 2697 2701 2821 2847 3045 3219 3255 3367 3441 3683 3885 3937 4445 4495 4699 4745 4953 5365 5655 5735 6045 6293 6351 6643 6789 7215 7511 7665 7917 8029 8103 8255 8463 9271 10101 10585 11049 11315 11557 11687 11811 13195 13335 13485 13505 13949 14097 14105 14235 14819 14911 15841 16095 16835 17205 18415 18879 18907 19685 19929 22533 23495 24087 24765 25781 27521 27559 27813 29419 31465 31755 32893 33215 33263 33945 34671 35061 35113 37555 39585 40145 40515 41847 42315 44457 44733 46355 47523 47879 50505 51181 55245 56721 57785 58435 59055 61087 64897 65627 69745 70485 74095 74555 77343 78329 79205 81809 82563 82677 83731 88257 94395 94535 97643 98679 99645 99789 104377 105339 112665 114173 120435 120523 128905 136271 137605 137795 139065 143637 145669 147095 153543 164465 166315 173355 175305 175565 183261 192647 194691 196881 205933 209235 222285 223665 232841 234987 237615 239395 245427 245791 251193 255905 268859 283605 287401 292929 305435 313131 324485 328135 335153 342519 343027 358267 361569 386715 391645 408813 409045 412815 413385 418655 427609 432419 437007 441285 459389 488215 493395 498945 521885 526695 548303 570865 577941 586117 602615 617799 681355 698523 718185 728345 737373 767715 799211 806577 843661 853151 862203 916305 953897 963235 973455 984405 1005459 1018277 1019683 1029081 1029665 1074801 1088503 1164205 1174935 1227135 1228955 1255965 1282827 1297257 1344295 1378167 1437005 1464645 1484249 1565655 1644909 1675765 1712595 1715135 1758351 1771523 1791335 1807845 1882013 1893697 2011807 2044065 2138045 2162095 2185035 2296945 2397633 2401189 2428199 2530983 2559453 2741515 2861691 2889705 2930585 3026933 3054831 3059049 3088995 3265509 3492615 3495167 3686865 3736213 3996055 4032885 4218305 4224401 4265755 4311015 4452747 4459351 4769485 5027295 5091385 5098415 5145405 5314569 5374005 5442515 5646039 5681091 5972057 6035421 6414135 6486285 6890835 7127939 7203567 7284597 7421245 7619521 8224545 8334629 8791755 8857615 9080799 9410065 9468485 9947783 10059035 10389743 10485501 10633837 11208639 11988165 12005945 12140995 12400661 12654915 12673203 12797265 13255879 13378053 14308455 15134665 15274155 15295245 16327545 16997393 17475835 17916171 18681065 21122005 21383817 22263735 22296755 22858563 24466169 25003887 26153491 26572845 28230195 28405455 29570807 29843349 29860285 30177105 31169229 31215457 31566587 31901511 35639695 36017835 36422985 37201983 38097605 39767637 41673145 45403995 49738915 50992179 51948715 52427505 53169185 54917213 56043195 58342403 62003305 63366015 66279395 66890265 69634481 73398507 74436859 78460473 84986965 88712421 89580855 93646371 94699761 106919085 108350177 114292815 122330845 125019435 129321179 130767455 138239881 147854035 149216745 155846145 156077285 157832935 159507555 164751639 175027209 186009915 198838185 208903443 220966109 223310577 254960895 274586065 291712015 308381273 325050531 348172405 366992535 372184295 384420491 387963537 392302365 414719643 443562105 468231855 473498805 541750885 646605895 662898327 691199405 758451239 823758195 875136045 905248253 925143819 967679167 1044517215 1104830545 1116552885 1153261473 1541906365 1625252655 1922102455 1939817685 2073598215 2158668911 2275353717 2715744759 2903037501 3314491635 3792256195 4008956549 4526241265 4625719095 4838395835 5766307365 6476006733 10793344555 11376768585 12026869647 13578723795 14515187505 20044782745 28062695843 32380033665 60134348235 84188087529 140313479215 420940437645
• Sum of all divisors σ(n): 928807649280
• Sum of proper divisors (its aliquot sum) s(n): 507867211635
• 420940437645 is an abundant number, because the sum of its proper divisors (507867211635) is greater than itself. Its abundance is 86926773990

Bases of 420940437645

• Binary: 110001000000010000000010101100010001101₂
• Hexadecimal: 0x620201588D
• Base-36: 5DDL2GEL

Squares and roots of 420940437645

• 420940437645 squared (420940437645²) is 177190852044764133146025
• 420940437645 cubed (420940437645³) is 74586794806413457337286814192111125
• The square root of 420940437645 is 648799.2275311369
• The cube root of 420940437645 is 7494.4577581941

Scales and comparisons

• 420,940,437,645 seconds is equal to 13,384 years, 31 weeks, 2 days, 19 hours, 20 minutes, 45 seconds.
• To count from 1 to 420,940,437,645 would take you about twenty-six thousand, seven hundred sixty-nine 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 420940437645 cubic inches would be around 624.5 feet tall.

Recreational maths with 420940437645

• 420940437645 backwards is 546734049024
• The number of decimal digits it has is: 12
• The sum of 420940437645's digits is 48
• More coming soon!