138268110618

Names of 138268110618

• Cardinal: 138268110618 can be written as One hundred thirty-eight billion, two hundred sixty-eight million, one hundred ten thousand, six hundred eighteen.

Scientific notation

• Scientific notation: 1.38268110618 × 10¹¹

Factors of 138268110618

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 124

Divisors of 138268110618

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 47 54 61 66 94 99 121 122 141 183 198 242 282 297 363 366 423 517 549 594 671 726 846 1034 1089 1098 1269 1331 1342 1551 1647 2013 2178 2538 2662 2867 3102 3267 3294 3721 3993 4026 4653 5687 5734 6039 6534 7381 7442 7986 8601 9306 11163 11374 11979 12078 13959 14641 14762 17061 17202 18117 22143 22326 23958 25803 27918 29282 31537 33489 34122 35937 36234 40931 43923 44286 51183 51606 62557 63074 66429 66978 71874 77409 81191 81862 87846 94611 100467 102366 122793 125114 131769 132858 153549 154818 162382 174887 187671 189222 199287 200934 243573 245586 263538 283833 307098 346907 349774 368379 375342 395307 398574 450241 487146 524661 563013 567666 688127 693814 730719 736758 790614 851499 893101 900482 1040721 1049322 1105137 1126026 1350723 1376254 1461438 1573983 1689039 1702998 1786202 1923757 2064381 2081442 2192157 2210274 2679303 2701446 3122163 3147966 3378078 3815977 3847514 4052169 4128762 4384314 4721949 4952651 5358606 5771271 6193143 6244326 7631954 8037909 8104338 9366489 9443898 9905302 11447931 11542542 12156507 12386286 14857953 16075818 17313813 18579429 18732978 21161327 22895862 24113727 24313014 29715906 34343793 34627626 37158858 41975747 42322654 44573859 48227454 51941439 54479161 63483981 68687586 83951494 89147718 103031379 103882878 108958322 125927241 126967962 133721577 163437483 190451943 206062758 232774597 251854482 267443154 326874966 377781723 380903886 465549194 490312449 571355829 698323791 755563446 980624898 1133345169 1142711658 1396647582 1470937347 2094971373 2266690338 2560520567 2941874694 4189942746 5121041134 6284914119 7681561701 12569828238 15363123402 23044685103 46089370206 69134055309 138268110618
• Sum of all divisors σ(n): 350929238400
• Sum of proper divisors (its aliquot sum) s(n): 212661127782
• 138268110618 is an abundant number, because the sum of its proper divisors (212661127782) is greater than itself. Its abundance is 74393017164

Bases of 138268110618

• Binary: 10000000110001011010111110111100011010₂
• Hexadecimal: 0x20316BEF1A
• Base-36: 1RIP9GYI

Squares and roots of 138268110618

• 138268110618 squared (138268110618²) is 19118070413871484341924
• 138268110618 cubed (138268110618³) is 2643419474787895438625002566949032
• The square root of 138268110618 is 371844.2020766225
• The cube root of 138268110618 is 5170.9937096991

Scales and comparisons

• 138,268,110,618 seconds is equal to 4,396 years, 25 weeks, 6 days, 8 hours, 30 minutes, 18 seconds.
• To count from 1 to 138,268,110,618 would take you about eight thousand, seven hundred ninety-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 138268110618 cubic inches would be around 430.9 feet tall.

Recreational maths with 138268110618

• 138268110618 backwards is 816011862831
• The number of decimal digits it has is: 12
• The sum of 138268110618's digits is 45
• More coming soon!