428192642640

Names of 428192642640

• Cardinal: 428192642640 can be written as Four hundred twenty-eight billion, one hundred ninety-two million, six hundred forty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.2819264264 × 10¹¹

Factors of 428192642640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 35333

Divisors of 428192642640

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 49 56 60 70 80 84 98 105 112 120 140 147 168 196 210 240 245 280 294 336 392 420 490 560 588 735 784 840 980 1063 1176 1470 1680 1960 2126 2352 2940 3189 3920 4252 5315 5880 6378 7441 8504 10630 11760 12756 14882 15945 17008 21260 22323 25512 29764 31890 34253 37205 42520 44646 51024 52087 59528 63780 68506 74410 85040 89292 102759 104174 111615 119056 127560 137012 148820 156261 171265 178584 205518 208348 223230 239771 255120 260435 274024 297640 312522 342530 357168 411036 416696 446460 479542 513795 520870 548048 595280 625044 685060 719313 781305 822072 833392 892920 959084 1027590 1041740 1198855 1250088 1370120 1438626 1562610 1644144 1678397 1785840 1918168 2055180 2083480 2397710 2500176 2740240 2877252 3125220 3356794 3596565 3836336 4110360 4166960 4795420 5035191 5754504 6250440 6713588 7193130 8220720 8391985 9590840 10070382 11509008 12500880 13427176 14386260 16783970 19181680 20140764 25175955 26854352 28772520 33567940 36410939 40281528 50351910 57545040 67135880 72821878 80563056 100703820 109232817 134271760 145643756 182054695 201407640 218465634 254876573 291287512 364109390 402815280 436931268 509753146 546164085 582575024 728218780 764629719 873862536 1019506292 1092328170 1274382865 1456437560 1529259438 1747725072 1784136011 2039012584 2184656340 2548765730 2912875120 3058518876 3568272022 3823148595 4078025168 4369312680 5097531460 5352408033 6117037752 7136544044 7646297190 8738625360 8920680055 10195062920 10704816066 12234075504 14273088088 15292594380 17841360110 20390125840 21409632132 26762040165 28546176176 30585188760 35682720220 42819264264 53524080330 61170377520 71365440440 85638528528 107048160660 142730880880 214096321320 428192642640
• Sum of all divisors σ(n): 1545612824448
• Sum of proper divisors (its aliquot sum) s(n): 1117420181808
• 428192642640 is an abundant number, because the sum of its proper divisors (1117420181808) is greater than itself. Its abundance is 689227539168

Bases of 428192642640

• Binary: 110001110110010010001010011011001010000₂
• Hexadecimal: 0x63B2453650
• Base-36: 5GPIUDLC

Squares and roots of 428192642640

• 428192642640 squared (428192642640²) is 183348939211026746169600
• 428192642640 cubed (428192642640³) is 78508666806010259070081521631744000
• The square root of 428192642640 is 654364.3042220441
• The cube root of 428192642640 is 7537.2525423685

Scales and comparisons

• 428,192,642,640 seconds is equal to 13,615 years, 10 weeks, 3 days, 8 hours, 44 minutes.
• To count from 1 to 428,192,642,640 would take you about twenty-seven thousand, two hundred thirty 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 428192642640 cubic inches would be around 628.1 feet tall.

Recreational maths with 428192642640

• 428192642640 backwards is 046246291824
• 428192642640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428192642640's digits is 48
• More coming soon!