8129406889989

Names of 8129406889989

• Cardinal: 8129406889989 can be written as Eight trillion, one hundred twenty-nine billion, four hundred six million, eight hundred eighty-nine thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 8.129406889989 × 10¹²

Factors of 8129406889989

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 169

Divisors of 8129406889989

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 7 9 11 21 33 41 49 63 77 99 107 121 123 147 231 287 321 343 363 369 441 451 539 693 749 847 861 963 1029 1089 1177 1331 1353 1617 1681 2009 2247 2541 2583 3087 3157 3531 3773 3993 4059 4387 4851 4961 5043 5243 5929 6027 6741 7623 8239 9317 9471 10593 11319 11767 11979 12947 13161 14063 14641 14883 15129 15729 17787 18081 18491 22099 24717 27951 28413 30709 33957 34727 35301 36701 38841 39483 41503 42189 43923 44649 47187 48257 53361 54571 55473 57673 65219 66297 74151 82369 83853 90629 92127 102487 104181 105903 110103 116523 124509 126567 129437 131769 142417 144771 154693 163713 166419 173019 179867 195657 198891 203401 214963 243089 247107 271887 276381 307461 312543 330309 337799 373527 381997 388311 403711 427251 434313 456533 464079 491139 519057 530827 539601 576583 586971 600281 610203 634403 644889 717409 729267 741321 815661 906059 922383 996919 1013397 1145991 1164933 1211133 1259069 1281753 1369599 1392237 1423807 1504741 1566587 1592481 1618803 1701623 1729749 1800843 1830609 1903209 1934667 1978537 2152227 2187801 2237411 2364593 2673979 2718177 2990757 3040191 3437973 3633399 3715789 3777207 4108797 4201967 4271421 4440821 4514223 4699761 4777443 5021863 5104869 5189247 5402529 5709627 5839097 5935611 6342413 6456681 6712233 6978433 7093779 8021937 8154531 8813483 8972271 9966649 10966109 11147367 11331621 12605901 12814263 13322463 13542669 13849759 14099283 15065589 15314607 15661877 16552151 17517291 17806833 18717853 19027239 20136699 20935299 21281337 21763907 24065811 24611521 26010523 26440449 29413769 29899947 32898327 33442101 37817703 39967389 40873679 41549277 45196767 46985631 48849031 49656453 52551873 56153559 57081717 61694381 62805897 64230067 65291721 69766543 73834563 76762763 78031569 79321347 88241307 89699841 96948313 98694981 109633139 122621037 124647831 140956893 146547093 148969359 152347349 168460677 172280647 182073661 185083143 192690201 195875163 205896383 209299629 221503689 230288289 234094707 239402977 264723921 286115753 290844939 328899417 367863111 439641279 449610469 457042047 516841941 537339341 546220983 555249429 578070603 617689149 627898887 678638191 690864867 718208931 767431973 858347259 872534817 986698251 1066431443 1205964529 1348831407 1371126141 1550525823 1612018023 1638662949 1675820839 1853067447 2002810271 2035914573 2154626793 2302295919 2575041777 2633432747 3147273283 3199294329 3617893587 4046494221 4836054069 5027462517 6008430813 6107743719 6906887757 7465020101 7900298241 8441751703 9441819849 9597882987 10853680761 11730745873 15082387551 18025292439 18434029229 22030912981 22395060303 23700894723 25325255109 28325459547 35192237619 55302087687 66092738943 67185180909 75975765327 82115221111 105576712857 129038204603 165906263061 198278216829 246345663333 387114613809 739036989999 903267432221 1161343841427 2709802296663 8129406889989
• Sum of all divisors σ(n): 15583790664000
• Sum of proper divisors (its aliquot sum) s(n): 7454383774011
• 8129406889989 is a deficient number, because the sum of its proper divisors (7454383774011) is less than itself. Its deficiency is 675023115978

Bases of 8129406889989

• Binary: 1110110010011000110011010001111000000000101₂
• Hexadecimal: 0x764C668F005
• Base-36: 2VQLIYTJ9

Squares and roots of 8129406889989

• 8129406889989 squared (8129406889989²) is 66087256383000625148420121
• 8129406889989 cubed (8129406889989³) is 537250197380434801135660797395401068669
• The square root of 8129406889989 is 2851211.4775984261
• The cube root of 8129406889989 is 20107.2627813683

Scales and comparisons

• 8,129,406,889,989 seconds is equal to 258,489 years, 51 weeks, 4 days, 12 hours, 33 minutes, 9 seconds.
• To count from 1 to 8,129,406,889,989 would take you about six hundred forty-six thousand, two hundred twenty-four 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 8129406889989 cubic inches would be around 1675.6 feet tall.

Recreational maths with 8129406889989

• 8129406889989 backwards is 9899886049218
• The number of decimal digits it has is: 13
• The sum of 8129406889989's digits is 81
• More coming soon!