31138083405

Names of 31138083405

• Cardinal: 31138083405 can be written as Thirty-one billion, one hundred thirty-eight million, eighty-three thousand, four hundred five.

Scientific notation

• Scientific notation: 3.1138083405 × 10¹⁰

Factors of 31138083405

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 350

Divisors of 31138083405

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 13 15 17 19 33 39 45 51 55 57 65 71 85 95 99 117 143 153 165 171 187 195 209 211 213 221 247 255 285 323 355 429 495 561 585 627 633 639 663 715 741 765 781 855 923 935 969 1045 1055 1065 1105 1207 1235 1287 1349 1615 1683 1881 1899 1989 2145 2223 2321 2343 2431 2717 2743 2769 2805 2907 3135 3165 3195 3315 3553 3587 3621 3705 3905 4009 4047 4199 4615 4845 6035 6435 6745 6963 7029 7293 8151 8229 8307 8415 9405 9495 9945 10153 10659 10761 10863 11115 11605 11715 12027 12141 12155 12597 13277 13585 13715 13845 14535 14839 14981 15691 17537 17765 17935 18105 20045 20235 20889 20995 21879 22933 24453 24687 30173 30459 31977 32283 34815 35145 36081 36465 37791 39457 39831 40755 41145 41535 44099 44517 44943 46189 46631 47073 50765 52117 52611 53295 53805 54315 60135 60705 62985 66385 68153 68799 74195 74905 78455 87685 90519 91377 104445 109395 114665 118371 119493 122265 123435 132297 133551 134829 138567 139893 141219 150865 152295 156351 157833 159885 161415 164791 172601 180405 188955 192907 194753 197285 199155 204459 206397 220495 222585 224715 230945 233155 235365 252263 254677 260585 263055 271557 284639 298129 340765 343995 355113 396891 415701 419679 452595 456885 469053 494373 512941 517803 573287 578721 584259 591855 597465 613377 661485 667755 674145 692835 699465 706095 749683 756789 764031 781755 789165 823955 853917 863005 885989 894387 964535 973765 1022295 1031985 1261315 1273385 1357785 1423195 1483119 1490645 1538823 1553409 1719861 1736163 1752777 1775565 1984455 2078505 2098395 2142283 2249049 2270367 2292093 2345265 2471865 2561751 2564705 2589015 2657967 2683161 2801447 2866435 2893605 2921295 3066885 3131029 3279419 3310801 3700307 3748415 3783945 3820155 4269585 4429945 4471935 4616469 4838863 5159583 6426849 6747147 7415595 7694115 7767045 7973901 8404341 8599305 8680815 8763885 9393087 9745879 9838257 9932403 10711415 11100921 11245245 11351835 11460465 12808755 13289835 13415805 14007235 14516589 15655145 16397095 16554005 18501535 19280547 23082345 24194315 25213023 25797915 28179261 29237637 29514771 29797209 32134245 33302763 33735735 36418811 39869505 40703377 42021705 43549767 46965435 48729395 49191285 49662015 53227493 55504605 62905219 72582945 87712911 96402735 109256433 122110131 126065115 140896305 146188185 147573855 148986045 159682479 166513815 182094055 188715657 203516885 217748835 266137465 314526095 327769299 366330393 438564555 479047437 546282165 566146971 610550655 691957409 798412395 943578285 1638846495 1831651965 2075872227 2395237185 2830734855 3459787045 6227616681 10379361135 31138083405
• Sum of all divisors σ(n): 72007004160
• Sum of proper divisors (its aliquot sum) s(n): 40868920755
• 31138083405 is an abundant number, because the sum of its proper divisors (40868920755) is greater than itself. Its abundance is 9730837350

Bases of 31138083405

• Binary: 11100111111111110010111001001001101₂
• Hexadecimal: 0x73FF9724D
• Base-36: EAYT6X9

Squares and roots of 31138083405

• 31138083405 squared (31138083405²) is 969580238136736394025
• 31138083405 cubed (31138083405³) is 30190870322941459631649393655125
• The square root of 31138083405 is 176459.8634392535
• The cube root of 31138083405 is 3146.0379650199

Scales and comparisons

• 31,138,083,405 seconds is equal to 990 years, 4 weeks, 6 days, 11 hours, 36 minutes, 45 seconds.
• To count from 1 to 31,138,083,405 would take you about one thousand, nine hundred eighty 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 31138083405 cubic inches would be around 262.2 feet tall.

Recreational maths with 31138083405

• 31138083405 backwards is 50438083113
• The number of decimal digits it has is: 11
• The sum of 31138083405's digits is 36
• More coming soon!