3900681372806640

Names of 3900681372806640

• Cardinal: 3900681372806640 can be written as Three quadrillion, nine hundred trillion, six hundred eighty-one billion, three hundred seventy-two million, eight hundred six thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.90068137280664 × 10¹⁵

Factors of 3900681372806640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2478

Divisors of 3900681372806640

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 216 240 270 360 432 540 720 811 1080 1622 1657 2160 2433 3244 3314 4055 4866 4971 6488 6628 7299 8110 8285 9732 9942 12165 12976 13256 14598 14913 16220 16570 19464 19884 21897 24330 24855 26512 29196 29826 32440 33140 36495 38928 39768 43794 44739 48660 49710 58392 59652 64880 66280 72990 74565 79536 87588 89478 97320 99420 109485 116784 119304 132560 145980 149130 175176 178956 194640 198840 218970 223695 238608 291960 298260 350352 357912 397680 437940 447390 583920 596520 657721 715824 875880 894780 1193040 1315442 1343827 1751760 1789560 1973163 2630884 2687654 2745649 3288605 3579120 3946326 4031481 5261768 5375308 5491298 5919489 6577210 6719135 7892652 8062962 8236947 9865815 10523536 10750616 10982596 11838978 12094443 13154420 13438270 13728245 15785304 16125924 16473894 17758467 19731630 20157405 21501232 21965192 23677956 24188886 24710841 26308840 26876540 27456490 29597445 31570608 32251848 32947788 35516934 36283329 39463260 40314810 41184735 43930384 47355912 48377772 49421682 52617680 53753080 54912980 59194890 60472215 64503696 65895576 71033868 72566658 74132523 78926520 80629620 82369470 88792335 94711824 96755544 98843364 107506160 109825960 118389780 120944430 123554205 131791152 142067736 145133316 148265046 157853040 161259240 164738940 177584670 181416645 193511088 197686728 219651920 236779560 241888860 247108410 284135472 290266632 296530092 322518480 329477880 355169340 362833290 370662615 395373456 473559120 483777720 494216820 580533264 593060184 658955760 710338680 725666580 741325230 967555440 988433640 1089843697 1186120368 1420677360 1451333160 1482650460 1976867280 2179687394 2226721339 2902666320 2965300920 3269531091 4359374788 4453442678 5449218485 5930601840 6539062182 6680164017 8718749576 8906885356 9808593273 10898436970 11133606695 13078124364 13360328034 16347655455 17437499152 17813770712 19617186546 20040492051 21796873940 22267213390 26156248728 26720656068 29425779819 32695310910 33400820085 35627541424 39234373092 40080984102 43593747880 44534426780 49042966365 52312497456 53441312136 58851559638 60121476153 65390621820 66801640170 78468746184 80161968204 87187495760 89068853560 98085932730 100202460255 106882624272 117703119276 120242952306 130781243640 133603280340 147128899095 156937492368 160323936408 178137707120 196171865460 200404920510 235406238552 240485904612 261562487280 267206560680 294257798190 300607380765 320647872816 392343730920 400809841020 470812477104 480971809224 534413121360 588515596380 601214761530 784687461840 801619682040 961943618448 1177031192760 1202429523060 1603239364080 1805871005929 2354062385520 2404859046120 3611742011858 4809718092240 5417613017787 7223484023716 9029355029645 10835226035574 14446968047432 16252839053361 18058710059290 21670452071148 27088065088935 28893936094864 32505678106722 36117420118580 43340904142296 48758517160083 54176130177870 65011356213444 72234840237160 81264195266805 86681808284592 97517034320166 108352260355740 130022712426888 144469680474320 162528390533610 195034068640332 216704520711480 243792585800415 260045424853776 325056781067220 390068137280664 433409041422960 487585171600830 650113562134440 780136274561328 975170343201660 1300227124268880 1950340686403320 3900681372806640
• Sum of all divisors σ(n): 13460390865494640
• Sum of proper divisors (its aliquot sum) s(n): 9559709492688000
• 3900681372806640 is an abundant number, because the sum of its proper divisors (9559709492688000) is greater than itself. Its abundance is 5659028119881360

Bases of 3900681372806640

• Binary: 1101110110111010011000100111100110111010110111110000₂
• Hexadecimal: 0xDDBA6279BADF0
• Base-36: 12EOCA8RDO0

Squares and roots of 3900681372806640

• 3900681372806640 squared (3900681372806640²) is 15215315172160693628470828089600
• 3900681372806640 cubed (3900681372806640³) is 59350096473429472457646949882986775701394944000
• The square root of 3900681372806640 is 62455435.0942064929
• The cube root of 3900681372806640 is 157415.2579866501

Scales and comparisons

• 3,900,681,372,806,640 seconds is equal to 124,029,602 years, 2 weeks, 6 days, 5 hours, 24 minutes.
• To count from 1 to 3,900,681,372,806,640 would take you about three hundred seventy-two million, eighty-eight thousand, eight hundred six 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 3900681372806640 cubic inches would be around 13117.9 feet tall.

Recreational maths with 3900681372806640

• 3900681372806640 backwards is 0466082731860093
• The number of decimal digits it has is: 16
• The sum of 3900681372806640's digits is 63
• More coming soon!