131225929727932809

Names of 131225929727932809

• Cardinal: 131225929727932809 can be written as One hundred thirty-one quadrillion, two hundred twenty-five trillion, nine hundred twenty-nine billion, seven hundred twenty-seven million, nine hundred thirty-two thousand, eight hundred nine.

Scientific notation

• Scientific notation: 1.31225929727932809 × 10¹⁷

Factors of 131225929727932809

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 262

Divisors of 131225929727932809

• Number of divisors d(n): 405
• Complete list of divisors:
  1 3 7 9 11 21 27 33 49 63 77 81 99 121 147 189 231 241 243 297 363 441 539 567 693 723 729 847 891 1089 1323 1617 1687 1701 2079 2169 2187 2541 2651 2673 3267 3969 4851 5061 5103 5929 6237 6507 6561 7623 7953 8019 9801 11809 11907 14553 15183 15309 17787 18557 18711 19521 22869 23859 24057 29161 29403 35427 35721 43659 45549 45927 53361 55671 56133 58081 58563 68607 71577 72171 87483 88209 106281 107163 129899 130977 136647 160083 167013 168399 174243 175689 204127 205821 214731 262449 264627 318843 321489 389697 392931 406567 409941 480249 501039 505197 522729 527067 612381 617463 638891 644193 787347 793881 956529 1169091 1178793 1219701 1229823 1428889 1440747 1503117 1568187 1581201 1837143 1852389 1916673 1932579 2362041 2845969 2869587 3507273 3536379 3659103 3689469 4286667 4322241 4472237 4509351 4704561 5511429 5557167 5750019 5797737 7027801 7086123 8537907 8608761 10521819 10977309 11068407 12860001 12966723 13416711 13528053 13997521 14113683 16534287 17250057 17393211 21083403 21258369 25613721 25826283 31305659 31565457 32931927 38580003 38900169 40250133 40584159 41992563 42341049 49194607 49602861 51750171 63250209 63775107 76841163 77478849 93916977 94696371 97982647 98795781 115740009 120750399 121752477 125977689 127023147 147583821 148808583 153972731 155250513 189750627 191325321 230523489 281750931 284089113 293947941 296387343 344362249 347220027 362251197 377933067 381069441 442751463 446425749 461918193 465751539 569251881 685878529 691570467 845252793 852267339 881843823 889162029 1033086747 1041660081 1077809117 1086753591 1133799201 1328254389 1339277247 1385754579 1397254617 1693700041 1707755643 2057635587 2074711401 2535758379 2645531469 2667486087 3099260241 3124980243 3233427351 3260260773 3373402561 3401397603 3984763167 4157263737 4191763851 5081100123 5123266929 6172906761 6224134203 7544663819 7607275137 7936594407 9297780723 9374940729 9700282053 9780782319 10120207683 10204192809 11855900287 11954289501 12471791211 15243300369 15369800787 18518720283 18672402609 22633991457 22821825411 23613817927 23809783221 27893342169 29100846159 29342346957 30360623049 30612578427 35567700861 35862868503 37107428171 37415373633 45729901107 46109402361 55556160849 67901974371 68465476233 70841453781 71429349663 82991302009 83680026507 87302538477 91081869147 91837735281 106703102583 107588605509 111322284513 112246120899 137189703321 165296725489 166668482547 203705923113 205396428699 212524361343 214288048989 248973906027 251040079521 259751997197 261907615431 273245607441 320109307749 322765816527 333966853539 336738362697 408181709881 411569109963 495890176467 500005447641 611117769339 637573084029 642864146967 746921718081 753120238563 779255991591 785722846293 819736822323 960327923247 1001900560617 1010215088091 1224545129643 1234707329889 1487670529401 1500016342923 1818263980379 1833353308017 1912719252087 2240765154243 2259360715689 2337767974773 2357168538879 2459210466969 2857271969167 2880983769741 3005701681851 3673635388929 3704121989667 4463011588203 4500049028769 5454791941137 5500059924051 5738157756261 6722295462729 7013303924319 7071505616637 7377631400907 8571815907501 8642951309223 9017105045553 11020906166787 11112365969001 13389034764609 16364375823411 16500179772153 17214473268783 20000903784169 20166886388187 21039911772957 22132894202721 25715447722503 25928853927669 27051315136659 33062718500361 40167104293827 49093127470233 49500539316459 51643419806349 60002711352507 60500659164561 63119735318871 77146343167509 77786561783007 81153945409977 99188155501083 120501312881481 147279382410699 154930259419047 180008134057521 181501977493683 189359205956613 231439029502527 243461836229931 297564466503249 361503938644443 441838147232097 540024402172563 544505932481049 568077617869839 694317088507581 892693399509747 1084511815933329 1325514441696291 1620073206517689 1704232853609517 2082951265522743 2678080198529241 3976543325088873 4860219619553067 6248853796568229 11929629975266619 14580658858659201 18746561389704687 43741976575977603 131225929727932809
• Sum of all divisors σ(n): 252720050458289505
• Sum of proper divisors (its aliquot sum) s(n): 121494120730356696
• 131225929727932809 is a deficient number, because the sum of its proper divisors (121494120730356696) is less than itself. Its deficiency is 9731808997576113

Bases of 131225929727932809

• Binary: 111010010001101010100100110101110110000001111100110001001₂
• Hexadecimal: 0x1D23549AEC0F989
• Base-36: ZW3PJVQWRK9

Squares and roots of 131225929727932809

• 131225929727932809 squared (131225929727932809²) is 17220244632960359751095296418630481
• 131225929727932809 cubed (131225929727932809³) is 2259742612102668275849697699330497725643174967351129
• 131225929727932809 is a perfect square number. Its square root is 362251197
• The cube root of 131225929727932809 is 508167.1099216473

Scales and comparisons

• 131,225,929,727,932,809 seconds is equal to 4,172,578,656 years, 46 weeks, 4 days, 8 hours, 9 seconds.
• To count from 1 to 131,225,929,727,932,809 would take you about twelve billion, five hundred seventeen million, seven hundred thirty-five thousand, nine hundred seventy 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 131225929727932809 cubic inches would be around 42347.3 feet tall.

Recreational maths with 131225929727932809

• 131225929727932809 backwards is 908239727929522131
• 131225929727932809 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 131225929727932809's digits is 81
• More coming soon!