100428102742812800

Names of 100428102742812800

• Cardinal: 100428102742812800 can be written as One hundred quadrillion, four hundred twenty-eight trillion, one hundred two billion, seven hundred forty-two million, eight hundred twelve thousand, eight hundred.

Scientific notation

• Scientific notation: 1.004281027428128 × 10¹⁷

Factors of 100428102742812800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 6651

Divisors of 100428102742812800

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 320 400 640 800 991 1600 1982 3200 3964 4955 5653 7928 9910 11306 15856 19820 22612 24775 28265 31712 39640 45224 49550 56530 63424 79280 90448 99100 113060 126848 141325 158560 180896 198200 226120 282650 317120 361792 396400 452240 565300 634240 723584 792800 904480 982081 1130600 1585600 1808960 1964162 2261200 3171200 3617920 3928324 4522400 4910405 5602123 7856648 9044800 9820810 11204246 15713296 18089600 19641620 22408492 24552025 28010615 31426592 31956409 39283240 44816984 49104050 56021230 62853184 63912818 78566480 89633968 98208100 112042460 125706368 127825636 140053075 157132960 159782045 179267936 196416200 224084920 255651272 280106150 314265920 319564090 358535872 392832400 448169840 511302544 560212300 628531840 639128180 717071744 785664800 798910225 896339680 1022605088 1120424600 1278256360 1571329600 1597820450 1792679360 2045210176 2240849200 2556512720 3142659200 3195640900 3585358720 4090420352 4481698400 5113025440 5551703893 6391281800 8963396800 10226050880 11103407786 12782563600 17926793600 20452101760 22206815572 25565127200 27758519465 31668801319 44413631144 51130254400 55517038930 63337602638 88827262288 102260508800 111034077860 126675205276 138792597325 158344006595 177654524576 222068155720 253350410552 277585194650 316688013190 355309049152 444136311440 506700821104 555170389300 633376026380 710618098304 791720032975 888272622880 1013401642208 1110340778600 1266752052760 1583440065950 1776545245760 2026803284416 2220681557200 2533504105520 3166880131900 3553090491520 4053606568832 4441363114400 5067008211040 6333760263800 8882726228800 10134016422080 12667520527600 17765452457600 20268032844160 25335041055200 31383782107129 50670082110400 62767564214258 101340164220800 125535128428516 156918910535645 251070256857032 313837821071290 502140513714064 627675642142580 784594552678225 1004281027428128 1255351284285160 1569189105356450 2008562054856256 2510702568570320 3138378210712900 4017124109712512 5021405137140640 6276756421425800 10042810274281280 12553512842851600 20085620548562560 25107025685703200 50214051371406400 100428102742812800
• Sum of all divisors σ(n): 248383330366630095
• Sum of proper divisors (its aliquot sum) s(n): 147955227623817295
• 100428102742812800 is an abundant number, because the sum of its proper divisors (147955227623817295) is greater than itself. Its abundance is 47527124881004495

Bases of 100428102742812800

• Binary: 101100100110010101101001111001101011100111010100010000000₂
• Hexadecimal: 0x164CAD3CD73A880
• Base-36: RGUSHHGAQGW

Squares and roots of 100428102742812800

• 100428102742812800 squared (100428102742812800²) is 10085803820520963842382055843840000
• 100428102742812800 cubed (100428102742812800³) is 1012898142331133226072931637713433162799153152000000
• The square root of 100428102742812800 is 316903932.9872900141
• The cube root of 100428102742812800 is 464820.2993807989

Scales and comparisons

• 100,428,102,742,812,800 seconds is equal to 3,193,303,022 years, 36 weeks, 4 days, 53 minutes, 20 seconds.
• To count from 1 to 100,428,102,742,812,800 would take you about nine billion, five hundred seventy-nine million, nine hundred nine thousand and 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 100428102742812800 cubic inches would be around 38735 feet tall.

Recreational maths with 100428102742812800

• 100428102742812800 backwards is 008218247201824001
• 100428102742812800 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 100428102742812800's digits is 50
• More coming soon!