642520050744

Names of 642520050744

• Cardinal: 642520050744 can be written as Six hundred forty-two billion, five hundred twenty million, fifty thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 6.42520050744 × 10¹¹

Factors of 642520050744

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 721

Divisors of 642520050744

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 19 22 24 26 33 38 39 44 52 57 66 76 78 88 104 114 121 132 143 152 156 209 228 242 247 264 286 312 363 418 429 456 484 494 572 627 673 726 741 836 858 968 988 1144 1254 1331 1346 1452 1482 1573 1672 1716 1976 2019 2299 2508 2662 2692 2717 2904 2964 3146 3432 3993 4038 4598 4719 5016 5324 5384 5434 5928 6292 6897 7403 7986 8076 8151 8749 9196 9438 10648 10868 12584 12787 13794 14641 14806 15972 16152 16302 17303 17498 18392 18876 21736 22209 25289 25574 26247 27588 29282 29612 29887 31944 32604 34606 34996 37752 38361 43923 44418 50578 51148 51909 52494 55176 58564 59224 59774 65208 69212 69992 75867 76722 81433 87846 88836 89661 96239 101156 102296 103818 104988 117128 119548 138424 140657 151734 153444 161051 162866 166231 175692 177672 179322 190333 192478 202312 207636 209976 239096 244299 278179 281314 288717 303468 306888 322102 325732 328757 332462 351384 358644 380666 384956 415272 421971 483153 488598 498693 556358 562628 570999 577434 606936 644204 651464 657514 664924 717288 761332 769912 834537 843942 895763 966306 977196 986271 997386 1058629 1112716 1125256 1141998 1154868 1288408 1315028 1329848 1522664 1547227 1669074 1687884 1791526 1828541 1932612 1954392 1972542 1994772 2093663 2117258 2225432 2283996 2309736 2630056 2687289 3059969 3094454 3175887 3338148 3375768 3583052 3616327 3657082 3865224 3945084 3989544 4187326 4234516 4567992 4641681 5374578 5485623 6119938 6188908 6280989 6351774 6676296 7166104 7232654 7314164 7890168 8374652 8469032 9179907 9283362 9853393 10749156 10848981 10971246 11644919 12239876 12377816 12561978 12703548 14465308 14628328 16749304 17019497 18359814 18566724 19706786 20113951 21498312 21697962 21942492 23289838 24479752 25123956 25407096 28930616 29560179 34038994 34934757 36719628 37133448 39413572 39779597 40227902 43395924 43884984 46579676 50247912 51058491 59120358 60341853 68077988 69869514 73439256 78827144 79559194 80455804 86791848 93159352 102116982 108387323 118240716 119338791 120683706 128094109 136155976 139739028 159118388 160911608 187214467 204233964 216774646 221253461 236481432 238677582 241367412 256188218 279478056 318236776 325161969 374428934 384282327 408467928 433549292 442506922 477355164 482734824 512376436 561643401 650323938 663760383 748857868 768564654 867098584 885013844 954710328 1024752872 1123286802 1300647876 1327520766 1409035199 1497715736 1537129308 1770027688 2059359137 2246573604 2433788071 2601295752 2655041532 2818070398 3074258616 4118718274 4227105597 4493147208 4867576142 5310083064 5636140796 6178077411 7301364213 8237436548 8454211194 9735152284 11272281592 12356154822 14602728426 16474873096 16908422388 19470304568 24712309644 26771668781 29205456852 33816844776 49424619288 53543337562 58410913704 80315006343 107086675124 160630012686 214173350248 321260025372 642520050744
• Sum of all divisors σ(n): 2005972819200
• Sum of proper divisors (its aliquot sum) s(n): 1363452768456
• 642520050744 is an abundant number, because the sum of its proper divisors (1363452768456) is greater than itself. Its abundance is 720932717712

Bases of 642520050744

• Binary: 1001010110011001001011011110110000111000₂
• Hexadecimal: 0x95992DEC38
• Base-36: 8763UK3C

Squares and roots of 642520050744

• 642520050744 squared (642520050744²) is 412832015608072334953536
• 642520050744 cubed (642520050744³) is 265252847617246436670368515602230784
• The square root of 642520050744 is 801573.4843069599
• The cube root of 642520050744 is 8629.0349564017

Scales and comparisons

• 642,520,050,744 seconds is equal to 20,430 years, 7 weeks, 5 days, 15 hours, 52 minutes, 24 seconds.
• To count from 1 to 642,520,050,744 would take you about forty thousand, eight hundred sixty 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 642520050744 cubic inches would be around 719.1 feet tall.

Recreational maths with 642520050744

• 642520050744 backwards is 447050025246
• 642520050744 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642520050744's digits is 39
• More coming soon!