642516595812

Names of 642516595812

• Cardinal: 642516595812 can be written as Six hundred forty-two billion, five hundred sixteen million, five hundred ninety-five thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 6.42516595812 × 10¹¹

Factors of 642516595812

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 134

Divisors of 642516595812

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 49 52 54 63 78 81 84 91 98 108 109 117 126 147 156 162 169 182 189 196 218 234 252 273 294 324 327 338 351 364 378 436 441 468 507 546 567 588 637 654 676 702 756 763 819 882 981 1014 1053 1092 1134 1183 1274 1308 1323 1404 1417 1521 1526 1638 1764 1911 1962 2028 2106 2197 2268 2289 2366 2457 2548 2646 2834 2943 3042 3052 3276 3549 3822 3924 3969 4212 4251 4394 4563 4578 4732 4914 5292 5341 5668 5733 5886 6084 6591 6867 7098 7371 7644 7938 8281 8502 8788 8829 9126 9156 9828 9919 10647 10682 11466 11772 12753 13182 13689 13734 14196 14742 15379 15876 16023 16562 17004 17199 17658 18252 18421 19773 19838 20601 21294 21364 22932 24843 25506 26364 27378 27468 28561 29484 29757 30758 31941 32046 33124 34398 35316 36842 38259 39546 39676 41202 42588 46137 48069 49686 51012 51597 54756 55263 57122 59319 59514 61516 61803 63882 64092 68796 69433 73684 74529 76518 79092 82404 85683 89271 92274 95823 96138 99372 103194 107653 110526 114244 114777 118638 119028 123606 127764 128947 138411 138866 144207 149058 153036 165789 171366 177957 178542 184548 191646 192276 199927 206388 208299 215306 221052 223587 229554 237276 239473 247212 257049 257894 267813 276822 277732 288414 298116 322959 331578 342732 355914 357084 371293 383292 386841 399854 415233 416598 430612 432621 447174 459108 478946 497367 514098 515788 535626 553644 576828 599781 624897 645918 663156 670761 711828 718419 742586 771147 773682 799708 803439 830466 833196 865242 894348 902629 957892 968877 994734 1028196 1071252 1113879 1160523 1199562 1245699 1249794 1291836 1341522 1399489 1436838 1485172 1492101 1542294 1547364 1606878 1660932 1676311 1730484 1799343 1805258 1874691 1937754 1989468 2155257 2227758 2313441 2321046 2399124 2491398 2499588 2599051 2683044 2707887 2798978 2873676 2906631 2984202 3084588 3113149 3213756 3341637 3352622 3481569 3598686 3610516 3749382 3875508 4198467 4310514 4455516 4626882 4642092 4982796 5028933 5198102 5398029 5415774 5597956 5624073 5813262 5968404 6226298 6465771 6683274 6705244 6963138 7197372 7498764 7797153 8123661 8396934 8621028 8719893 9253764 9339447 10024911 10057866 10396204 10444707 10796058 10831548 11248146 11626524 11734177 12452596 12595401 12931542 13366548 13926276 15086799 15594306 16194087 16247322 16793868 17439786 18193357 18678894 19397313 20049822 20115732 20889414 21592116 21792043 22496292 23391459 23468354 24370983 25190802 25863084 28018341 30074733 30173598 31188612 32388174 32494644 34879572 35202531 36386714 37357788 37786203 38794626 40099644 40470937 41778828 43584086 45260397 46782918 46936708 48741966 50381604 54580071 56036682 60149466 60347196 64776348 65376129 70174377 70405062 72773428 73112949 75572406 77589252 80941874 84055023 87168172 90520794 93565836 97483932 105607593 109160142 112073364 113358609 120298932 121412811 130752258 135781191 140348754 140810124 146225898 151144812 152544301 161883748 163740213 168110046 181041588 196128387 210523131 211215186 218320284 226717218 242825622 252165069 261504516 271562382 280697508 283296559 292451796 305088602 316822779 327480426 336220092 364238433 392256774 421046262 422430372 453434436 457632903 485651244 491220639 504330138 543124764 566593118 588385161 610177204 633645558 654960852 728476866 784513548 842092524 849889677 915265806 950468337 982441278 1008660276 1092715299 1133186236 1176770322 1267291116 1372898709 1456953732 1473661917 1699779354 1765155483 1830531612 1900936674 1964882556 1983075913 2185430598 2353540644 2549669031 2745797418 2947323834 3278145897 3399558708 3530310966 3801873348 3966151826 4118696127 4370861196 5099338062 5491594836 5894647668 5949227739 6556291794 7060621932 7649007093 7932303652 8237392254 10198676124 11898455478 12356088381 13112583588 15298014186 16474784508 17847683217 22947021279 23796910956 24712176762 30596028372 35695366434 45894042558 49424353524 53543049651 71390732868 91788085116 107086099302 160629148953 214172198604 321258297906 642516595812
• Sum of all divisors σ(n): 2136140081460
• Sum of proper divisors (its aliquot sum) s(n): 1493623485648
• 642516595812 is an abundant number, because the sum of its proper divisors (1493623485648) is greater than itself. Its abundance is 851106889836

Bases of 642516595812

• Binary: 1001010110011000111110010011010001100100₂
• Hexadecimal: 0x9598F93464
• Base-36: 8761SI90

Squares and roots of 642516595812

• 642516595812 squared (642516595812²) is 412827575893840975939344
• 642516595812 cubed (642516595812³) is 265248568720630776957823105876427328
• The square root of 642516595812 is 801571.3292103203
• The cube root of 642516595812 is 8629.0194898119

Scales and comparisons

• 642,516,595,812 seconds is equal to 20,430 years, 2 weeks, 16 hours, 10 minutes, 12 seconds.
• To count from 1 to 642,516,595,812 would take you about forty thousand, eight 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 642516595812 cubic inches would be around 719.1 feet tall.

Recreational maths with 642516595812

• 642516595812 backwards is 218595615246
• 642516595812 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642516595812's digits is 54
• More coming soon!