138195968512

Names of 138195968512

• Cardinal: 138195968512 can be written as One hundred thirty-eight billion, one hundred ninety-five million, nine hundred sixty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.38195968512 × 10¹¹

Factors of 138195968512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 99

Divisors of 138195968512

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 37 49 53 56 64 74 98 106 112 128 148 196 212 224 256 259 296 371 392 424 448 512 518 592 742 784 848 896 1036 1184 1484 1568 1696 1792 1813 1961 2072 2368 2597 2809 2968 3136 3392 3584 3626 3922 4144 4736 5194 5618 5936 6272 6784 7252 7844 8288 9472 10388 11236 11872 12544 13568 13727 14504 15688 16576 18944 19663 20776 22472 23744 25088 27136 27454 29008 31376 33152 39326 41552 44944 47488 54908 58016 62752 66304 78652 83104 89888 94976 96089 103933 109816 116032 125504 132608 137641 148877 157304 166208 179776 189952 192178 207866 219632 232064 251008 275282 297754 314608 332416 359552 384356 415732 439264 464128 502016 550564 595508 629216 664832 719104 727531 768712 831464 878528 928256 1004032 1042139 1101128 1191016 1258432 1329664 1438208 1455062 1537424 1662928 1757056 2084278 2202256 2382032 2516864 2910124 3074848 3325856 3514112 4168556 4404512 4764064 5033728 5092717 5508449 5820248 6149696 6651712 7028224 7294973 8337112 8809024 9528128 10067456 10185434 11016898 11640496 12299392 13303424 14589946 16674224 17618048 19056256 20370868 22033796 23280992 24598784 26606848 29179892 33348448 35236096 38112512 38559143 40741736 44067592 46561984 49197568 53213696 58359784 66696896 70472192 76225024 77118286 81483472 88135184 93123968 116719568 133393792 154236572 162966944 176270368 186247936 233439136 266787584 269914001 308473144 325933888 352540736 372495872 466878272 533575168 539828002 616946288 651867776 705081472 933756544 1079656004 1233892576 1303735552 1410162944 1867513088 2159312008 2467785152 2607471104 2820325888 3735026176 4318624016 4935570304 8637248032 9871140608 17274496064 19742281216 34548992128 69097984256 138195968512
• Sum of all divisors σ(n): 336228223320
• Sum of proper divisors (its aliquot sum) s(n): 198032254808
• 138195968512 is an abundant number, because the sum of its proper divisors (198032254808) is greater than itself. Its abundance is 59836286296

Bases of 138195968512

• Binary: 10000000101101000111110010001000000000₂
• Hexadecimal: 0x202D1F2200
• Base-36: 1RHIB7R4

Squares and roots of 138195968512

• 138195968512 squared (138195968512²) is 19098125712969695494144
• 138195968512 cubed (138195968512³) is 2639283979667777588518952504393728
• The square root of 138195968512 is 371747.1835965943
• The cube root of 138195968512 is 5170.0942222875

Scales and comparisons

• 138,195,968,512 seconds is equal to 4,394 years, 10 weeks, 4 days, 9 hours, 1 minute, 52 seconds.
• To count from 1 to 138,195,968,512 would take you about eight thousand, seven hundred eighty-eight 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 138195968512 cubic inches would be around 430.8 feet tall.

Recreational maths with 138195968512

• 138195968512 backwards is 215869591831
• The number of decimal digits it has is: 12
• The sum of 138195968512's digits is 58
• More coming soon!