420934790640

Names of 420934790640

• Cardinal: 420934790640 can be written as Four hundred twenty billion, nine hundred thirty-four million, seven hundred ninety thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.2093479064 × 10¹¹

Factors of 420934790640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 140850

Divisors of 420934790640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 35 39 40 42 48 52 56 60 65 70 78 80 84 91 104 105 112 120 130 137 140 156 168 182 195 208 210 240 260 273 274 280 312 336 364 390 411 420 455 520 546 548 560 624 685 728 780 822 840 910 959 1040 1092 1096 1365 1370 1456 1560 1644 1680 1781 1820 1918 2055 2184 2192 2730 2740 2877 3120 3288 3562 3640 3836 4110 4368 4795 5343 5460 5480 5754 6576 7124 7280 7672 8220 8905 9590 10686 10920 10960 11508 12467 14248 14385 15344 16440 17810 19180 21372 21840 23016 24934 26715 28496 28770 32880 35620 37401 38360 42744 46032 49868 53430 57540 62335 71240 74802 76720 85488 99736 106860 115080 124670 140683 142480 149604 187005 199472 213720 230160 249340 281366 299208 374010 422049 427440 498680 562732 598416 703415 748020 844098 984781 997360 1125464 1406830 1496040 1688196 1828879 1969562 2110245 2250928 2813660 2954343 2992080 3376392 3657758 3939124 4220490 4923905 5486637 5627320 5908686 6752784 7315516 7878248 8440980 9144395 9847810 10973274 11254640 11817372 12802153 14631032 14771715 15756496 16881960 18288790 19273571 19695620 21946548 23634744 25604306 27433185 29262064 29543430 33763920 36577580 38406459 38547142 39391240 43893096 47269488 51208612 54866370 57820713 59086860 64010765 73155160 76812918 77094284 78782480 87786192 96367855 102417224 109732740 115641426 118173720 128021530 134914997 146310320 153625836 154188568 192032295 192735710 204834448 219465480 231282852 236347440 250556423 256043060 269829994 289103565 307251672 308377136 384064590 385471420 404744991 438930960 462565704 501112846 512086120 539659988 578207130 614503344 674574985 751669269 768129180 770942840 809489982 925131408 1002225692 1024172240 1079319976 1156414260 1252782115 1349149970 1503338538 1536258360 1541885680 1618979964 1753894961 2004451384 2023724955 2158639952 2312828520 2505564230 2698299940 3006677076 3072516720 3237959928 3507789922 3758346345 4008902768 4047449910 4625657040 5011128460 5261684883 5396599880 6013354152 6475919856 7015579844 7516692690 8094899820 8769474805 10022256920 10523369766 10793199760 12026708304 14031159688 15033385380 16189799640 17538949610 20044513840 21046739532 26308424415 28062319376 30066770760 32379599280 35077899220 42093479064 52616848830 60133541520 70155798440 84186958128 105233697660 140311596880 210467395320 420934790640
• Sum of all divisors σ(n): 1617762456576
• Sum of proper divisors (its aliquot sum) s(n): 1196827665936
• 420934790640 is an abundant number, because the sum of its proper divisors (1196827665936) is greater than itself. Its abundance is 775892875296

Bases of 420934790640

• Binary: 110001000000001101010110010110111110000₂
• Hexadecimal: 0x6201AB2DF0
• Base-36: 5DDHPF5C

Squares and roots of 420934790640

• 420934790640 squared (420934790640²) is 177186097971140631609600
• 420934790640 cubed (420934790640³) is 74583793053800610528584342214144000
• The square root of 420934790640 is 648794.8756271123
• The cube root of 420934790640 is 7494.4242447991

Scales and comparisons

• 420,934,790,640 seconds is equal to 13,384 years, 22 weeks, 10 hours, 44 minutes.
• To count from 1 to 420,934,790,640 would take you about twenty-six thousand, seven hundred sixty-eight 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 420934790640 cubic inches would be around 624.5 feet tall.

Recreational maths with 420934790640

• 420934790640 backwards is 046097439024
• 420934790640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420934790640's digits is 48
• More coming soon!