138730619808

Names of 138730619808

• Cardinal: 138730619808 can be written as One hundred thirty-eight billion, seven hundred thirty million, six hundred nineteen thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.38730619808 × 10¹¹

Factors of 138730619808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1013

Divisors of 138730619808

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 66 72 88 96 99 108 121 132 144 176 198 216 242 264 288 297 352 363 396 432 484 528 594 726 792 864 968 997 1056 1089 1188 1331 1452 1584 1936 1994 2178 2376 2662 2904 2991 3168 3267 3872 3988 3993 4356 4752 5324 5808 5982 6534 7976 7986 8712 8973 9504 10648 10967 11616 11964 11979 13068 14641 15952 15972 17424 17946 21296 21934 23928 23958 26136 26919 29282 31904 31944 32901 34848 35892 35937 42592 43868 43923 47856 47916 52272 53838 58564 63888 65802 71784 71874 87736 87846 95712 95832 98703 104544 107676 117128 120637 127776 131604 131769 143568 143748 161051 175472 175692 191664 197406 215352 234256 241274 263208 263538 287136 287496 296109 322102 350944 351384 361911 383328 394812 395307 430704 468512 482548 483153 526416 527076 574992 592218 644204 702768 723822 789624 790614 861408 965096 966306 1052832 1054152 1085733 1149984 1184436 1288408 1327007 1405536 1447644 1449459 1579248 1581228 1930192 1932612 2108304 2171466 2368872 2576816 2654014 2895288 2898918 3158496 3162456 3257199 3860384 3865224 3981021 4216608 4342932 4348377 4737744 5153632 5308028 5790576 5797836 6324912 6514398 7730448 7962042 8685864 8696754 9475488 10616056 11581152 11595672 11943063 12649824 13028796 14597077 15460896 15924084 17371728 17393508 21232112 23191344 23886126 26057592 29194154 31848168 34743456 34787016 35829189 42464224 43791231 46382688 47772252 52115184 58388308 63696336 69574032 71658378 87582462 95544504 104230368 116776616 127392672 131373693 139148064 143316756 160567847 175164924 191089008 233553232 262747386 286633512 321135694 350329848 382178016 394121079 467106464 481703541 525494772 573267024 642271388 700659696 788242158 963407082 1050989544 1146534048 1284542776 1401319392 1445110623 1576484316 1926814164 2101979088 2569085552 2890221246 3152968632 3853628328 4203958176 4335331869 5138171104 5780442492 6305937264 7707256656 8670663738 11560884984 12611874528 15414513312 17341327476 23121769968 34682654952 46243539936 69365309904 138730619808
• Sum of all divisors σ(n): 445540253760
• Sum of proper divisors (its aliquot sum) s(n): 306809633952
• 138730619808 is an abundant number, because the sum of its proper divisors (306809633952) is greater than itself. Its abundance is 168079014144

Bases of 138730619808

• Binary: 10000001001100111111010100001110100000₂
• Hexadecimal: 0x204CFD43A0
• Base-36: 1RQCMNC0

Squares and roots of 138730619808

• 138730619808 squared (138730619808²) is 19246184872311841956864
• 138730619808 cubed (138730619808³) is 2670035156275175172533882319962112
• The square root of 138730619808 is 372465.5954688969
• The cube root of 138730619808 is 5176.7529802513

Scales and comparisons

• 138,730,619,808 seconds is equal to 4,411 years, 10 weeks, 4 days, 11 hours, 16 minutes, 48 seconds.
• To count from 1 to 138,730,619,808 would take you about eight thousand, eight hundred twenty-two 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 138730619808 cubic inches would be around 431.4 feet tall.

Recreational maths with 138730619808

• 138730619808 backwards is 808916037831
• 138730619808 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138730619808's digits is 54
• More coming soon!