7028128690238880

Names of 7028128690238880

• Cardinal: 7028128690238880 can be written as Seven quadrillion, twenty-eight trillion, one hundred twenty-eight billion, six hundred ninety million, two hundred thirty-eight thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 7.02812869023888 × 10¹⁵

Factors of 7028128690238880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 88675535

Divisors of 7028128690238880

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 54 56 60 63 70 72 80 84 90 96 105 108 112 120 126 135 140 144 160 168 180 189 210 216 224 240 252 270 280 288 315 336 360 378 420 432 480 504 540 560 630 672 720 756 840 864 945 1008 1080 1120 1260 1440 1512 1680 1890 2016 2160 2520 2621 3024 3360 3780 4320 5040 5242 6048 7560 7863 10080 10484 13105 15120 15726 18347 20968 23589 26210 30240 31452 36694 39315 41936 47178 52420 55041 62904 70767 73388 78630 83872 91735 94356 104840 110082 117945 125808 141534 146776 157260 165123 183470 188712 209680 220164 235890 251616 275205 283068 293552 314520 330246 353835 366940 377424 419360 440328 471780 495369 550410 566136 587104 629040 660492 707670 733880 754848 825615 880656 943560 990738 1100820 1132272 1258080 1320984 1415340 1467760 1651230 1761312 1887120 1981476 2201640 2264544 2476845 2641968 2830680 2935520 3302460 3774240 3962952 4403280 4953690 5283936 5661360 6604920 7925904 8806560 9907380 11322720 13209840 15851808 19814760 26419680 39629520 79259040 88672897 177345794 266018691 354691588 443364485 532037382 620710279 709383176 798056073 886728970 1064074764 1241420558 1330093455 1418766352 1596112146 1773457940 1862130837 2128149528 2394168219 2482841116 2660186910 2837532704 3103551395 3192224292 3546915880 3724261674 3990280365 4256299056 4788336438 4965682232 5320373820 5586392511 6207102790 6384448584 7093831760 7448523348 7980560730 8512598112 9310654185 9576672876 9931364464 10640747640 11172785022 11970841095 12414205580 12768897168 14187663520 14897046696 15961121460 16759177533 18621308370 19153345752 19862728928 21281495280 22345570044 23941682190 24828411160 25537794336 27931962555 29794093392 31922242920 33518355066 37242616740 38306691504 42562990560 44691140088 47883364380 49656822320 55863925110 59588186784 63844485840 67036710132 74485233480 76613383008 83795887665 89382280176 95766728760 99313644640 111727850220 127688971680 134073420264 148970466960 167591775330 178764560352 191533457520 223455700440 232411663037 268146840528 297940933920 335183550660 383066915040 446911400880 464823326074 536293681056 670367101320 697234989111 893822801760 929646652148 1162058315185 1340734202640 1394469978222 1626881641259 1859293304296 2091704967333 2324116630370 2681468405280 2788939956444 3253763282518 3486174945555 3718586608592 4183409934666 4648233260740 4880644923777 5577879912888 6275114901999 6507526565036 6972349891110 7437173217184 8134408206295 8366819869332 9296466521480 9761289847554 10458524836665 11155759825776 12550229803998 13015053130072 13944699782220 14641934771331 16268816412590 16733639738664 18592933042960 19522579695108 20917049673330 22311519651552 24403224618885 25100459607996 26030106260144 27889399564440 29283869542662 31375574509995 32537632825180 33467279477328 37185866085920 39045159390216 41834099346660 43925804313993 48806449237770 50200919215992 52060212520288 55778799128880 58567739085324 62751149019990 65075265650360 66934558954656 73209673856655 78090318780432 83668198693320 87851608627986 97612898475540 100401838431984 111557598257760 117135478170648 125502298039980 130150531300720 146419347713310 156180637560864 167336397386640 175703217255972 195225796951080 200803676863968 219629021569965 234270956341296 251004596079960 260301062601440 292838695426620 334672794773280 351406434511944 390451593902160 439258043139930 468541912682592 502009192159920 585677390853240 702812869023888 780903187804320 878516086279860 1004018384319840 1171354781706480 1405625738047776 1757032172559720 2342709563412960 3514064345119440 7028128690238880
• Sum of all divisors σ(n): 28123240951733760
• Sum of proper divisors (its aliquot sum) s(n): 21095112261494880
• 7028128690238880 is an abundant number, because the sum of its proper divisors (21095112261494880) is greater than itself. Its abundance is 14066983571256000

Bases of 7028128690238880

• Binary: 11000111110000000101110111010000001000111010110100000₂
• Hexadecimal: 0x18F80BBA0475A0
• Base-36: 1X79HQX9GO0

Squares and roots of 7028128690238880

• 7028128690238880 squared (7028128690238880²) is 49394592886558874862991463654400
• 7028128690238880 cubed (7028128690238880³) is 347151555408693724147451308961852285573763072000
• The square root of 7028128690238880 is 83833935.1947579757
• The cube root of 7028128690238880 is 191549.0055871685

Scales and comparisons

• 7,028,128,690,238,880 seconds is equal to 223,472,752 years, 47 weeks, 5 days, 22 hours, 48 minutes.
• To count from 1 to 7,028,128,690,238,880 would take you about six hundred seventy million, four hundred eighteen thousand, two hundred fifty-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 7028128690238880 cubic inches would be around 15962.4 feet tall.

Recreational maths with 7028128690238880

• 7028128690238880 backwards is 0888320968218207
• 7028128690238880 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 7028128690238880's digits is 72
• More coming soon!