31641347685993381

Names of 31641347685993381

• Cardinal: 31641347685993381 can be written as Thirty-one quadrillion, six hundred forty-one trillion, three hundred forty-seven billion, six hundred eighty-five million, nine hundred ninety-three thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 3.1641347685993381 × 10¹⁶

Factors of 31641347685993381

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 69

Divisors of 31641347685993381

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 7 9 21 27 49 59 63 81 147 177 189 243 343 413 441 531 567 729 1029 1239 1323 1593 1701 2187 2891 3087 3481 3717 3969 4779 5103 8673 9261 10443 11151 11907 14337 15309 20237 24367 26019 27783 31329 33453 35721 43011 60711 73101 78057 83349 93987 100359 107163 129033 170569 182133 205379 219303 234171 250047 281961 301077 511707 546399 616137 657909 702513 750141 845883 903231 1193983 1437653 1535121 1639197 1848411 1973727 2107539 2537649 3581949 4312959 4605363 4917591 5545233 5921181 6322617 7612947 10063571 10745847 12117361 12938877 13816089 14752773 16635699 17763543 30190713 32237541 36352083 38816631 41448267 44258319 49907097 53290629 70444997 84821527 90572139 96712623 109056249 116449893 124344801 149721291 211334991 254464581 271716417 290137869 327168747 349349679 373034403 449163873 593750689 634004973 714924299 763393743 815149251 870413607 981506241 1048049037 1781252067 1902014919 2144772897 2290181229 2445447753 2611240821 2944518723 3144147111 4156254823 5004470093 5343756201 5706044757 6434318691 6870543687 7336343259 8833556169 12468764469 15013410279 16031268603 17118134271 19302956073 20611631061 22009029777 26500668507 35031290651 37406293407 42180533641 45040230837 48093805809 51354402813 57908868219 61834893183 105093871953 112218880221 126541600923 135120692511 144281417427 154063208439 173726604657 185504679549 245219034557 295263735487 315281615859 336656640663 379624802769 405362077533 432844252281 521179813971 735657103671 885791206461 945844847577 1009969921989 1138874408307 1216086232599 1298532756843 1563539441913 2066846148409 2206971311013 2657373619383 2837534542731 3029909765967 3416623224921 3648258697797 6200538445227 6620913933039 7972120858149 8512603628193 9089729297901 10249869674763 10944776093391 14467923038863 18601615335681 19862741799117 23916362574447 25537810884579 30749609024289 43403769116589 55804846007043 59588225397351 71749087723341 76613432653737 92248827072867 130211307349767 167414538021129 178764676192053 215247263170023 390633922049301 502243614063387 536294028576159 645741789510069 1171901766147903 1506730842190161 3515705298443709 4520192526570483 10547115895331127 31641347685993381
• Sum of all divisors σ(n): 56295012897952000
• Sum of proper divisors (its aliquot sum) s(n): 24653665211958619
• 31641347685993381 is a deficient number, because the sum of its proper divisors (24653665211958619) is less than itself. Its deficiency is 6987682474034762

Bases of 31641347685993381

• Binary: 1110000011010011010001101011001000010011100101110100101₂
• Hexadecimal: 0x7069A35909CBA5
• Base-36: 8NJX6GGUPB9

Squares and roots of 31641347685993381

• 31641347685993381 squared (31641347685993381²) is 1001174883385918686435332775811161
• 31641347685993381 cubed (31641347685993381³) is 31678522579697731297471644918766920412680351925341
• The square root of 31641347685993381 is 177880149.7806694029
• The cube root of 31641347685993381 is 316289.6575171255
• Being both a perfect square and a perfect cube, 31641347685993381 is also a perfect sixth number.

Scales and comparisons

• 31,641,347,685,993,381 seconds is equal to 1,006,096,983 years, 15 weeks, 4 days, 5 hours, 16 minutes, 21 seconds.
• To count from 1 to 31,641,347,685,993,381 would take you about three billion, eighteen million, two hundred ninety thousand, nine hundred forty-nine 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 31641347685993381 cubic inches would be around 26357.5 feet tall.

Recreational maths with 31641347685993381

• 31641347685993381 backwards is 18339958674314613
• 31641347685993381 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 31641347685993381's digits is 81
• More coming soon!