40138934886

Names of 40138934886

• Cardinal: 40138934886 can be written as Forty billion, one hundred thirty-eight million, nine hundred thirty-four thousand, eight hundred eighty-six.

Scientific notation

• Scientific notation: 4.0138934886 × 10¹⁰

Factors of 40138934886

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 169

Divisors of 40138934886

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 18 23 27 37 43 46 54 61 69 74 81 86 111 122 129 138 162 183 207 222 243 258 333 366 387 414 486 549 621 666 774 851 989 999 1098 1161 1242 1369 1403 1591 1647 1702 1863 1978 1998 2257 2322 2553 2623 2738 2806 2967 2997 3182 3294 3483 3726 4107 4209 4514 4773 4941 5106 5246 5589 5934 5994 6771 6966 7659 7869 8214 8418 8901 8991 9546 9882 10449 11178 12321 12627 13542 14319 14823 15318 15738 17802 17982 20313 20898 22977 23607 24642 25254 26703 28638 29646 31487 36593 36963 37881 40626 42957 45954 47214 51911 53406 58867 60329 60939 62974 68931 70821 73186 73926 75762 80109 83509 85914 94461 97051 103822 109779 110889 113643 117734 120658 121878 128871 137862 141642 155733 160218 167018 176601 180987 182817 188922 194102 206793 212463 219558 221778 227286 240327 250527 257742 283383 291153 311466 329337 332667 340929 353202 361974 365634 386613 413586 424926 467199 480654 501054 529803 542961 548451 566766 582306 637389 658674 665334 681858 751581 773226 850149 873459 934398 988011 1059606 1085922 1096902 1274778 1353941 1401597 1503162 1589409 1628883 1700298 1746918 1920707 1976022 2232173 2254743 2550447 2620377 2707882 2803194 2964033 3178818 3257766 3590887 3841414 4061823 4204791 4464346 4509486 4768227 4886649 5100894 5240754 5762121 5928066 6696519 6764229 7181774 7651341 7861131 8123646 8409582 8892099 9536454 9773298 10772661 11524242 12185469 12614373 13393038 13528458 14304681 14659947 15302682 15722262 17286363 17784198 20089557 20292687 21545322 23583393 24370938 25228746 28609362 29319894 32317983 34572726 36556407 40179114 40585374 47166786 51859089 60268671 64635966 73112814 82590401 96953949 103718178 109669221 120537342 155577267 165180802 180806013 193907898 219338442 247771203 290861847 311154534 329007663 361612026 466731801 495542406 542418039 581723694 658015326 743313609 872585541 933463602 1084836078 1486627218 1745171082 2229940827 4459881654 6689822481 13379644962 20069467443 40138934886
• Sum of all divisors σ(n): 100594061568
• Sum of proper divisors (its aliquot sum) s(n): 60455126682
• 40138934886 is an abundant number, because the sum of its proper divisors (60455126682) is greater than itself. Its abundance is 20316191796

Bases of 40138934886

• Binary: 100101011000011101111000101001100110₂
• Hexadecimal: 0x958778A66
• Base-36: IFTOODI

Squares and roots of 40138934886

• 40138934886 squared (40138934886²) is 1611134093782547832996
• 40138934886 cubed (40138934886³) is 64669206482952304911806846298456
• The square root of 40138934886 is 200347.0361298117
• The cube root of 40138934886 is 3423.9069063579

Scales and comparisons

• 40,138,934,886 seconds is equal to 1,276 years, 15 weeks, 2 days, 8 minutes, 6 seconds.
• To count from 1 to 40,138,934,886 would take you about two thousand, five hundred fifty-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 40138934886 cubic inches would be around 285.3 feet tall.

Recreational maths with 40138934886

• 40138934886 backwards is 68843983104
• 40138934886 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40138934886's digits is 54
• More coming soon!