6443415726640640

Names of 6443415726640640

• Cardinal: 6443415726640640 can be written as Six quadrillion, four hundred forty-three trillion, four hundred fifteen billion, seven hundred twenty-six million, six hundred forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.44341572664064 × 10¹⁵

Factors of 6443415726640640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 312033

Divisors of 6443415726640640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 704 787 880 937 1280 1408 1574 1760 1874 2560 2816 3148 3520 3748 3935 4685 5632 6296 7040 7496 7870 8657 9370 10307 12592 14080 14992 15740 17314 18740 20614 25184 28160 29984 31480 34628 37480 41228 43285 50368 51535 59968 62960 69256 74960 82456 86570 100736 103070 119936 125920 138512 149920 164912 173140 201472 206140 239872 251840 277024 299840 310291 329824 346280 402944 412280 479744 503680 554048 599680 620582 659648 692560 737419 824560 1007360 1108096 1199360 1241164 1319296 1385120 1474838 1551455 1649120 2014720 2216192 2398720 2482328 2638592 2770240 2949676 3102910 3298240 3413201 3687095 4432384 4964656 5277184 5540480 5899352 6205820 6596480 6826402 7374190 8111609 9929312 11080960 11798704 12411640 13192960 13652804 14748380 16223218 17066005 19858624 22161920 23597408 24823280 26385920 27305608 29496760 32446436 34132010 39717248 40558045 47194816 49646560 54611216 58993520 64892872 68264020 79434496 81116090 94389632 99293120 109222432 117987040 129785744 136528040 158868992 162232180 188779264 198586240 218444864 235974080 244199017 259571488 273056080 290742667 324464360 377558528 397172480 436889728 471948160 488398034 519142976 546112160 581485334 648928720 794344960 873779456 943896320 976796068 1038285952 1092224320 1162970668 1220995085 1297857440 1453713335 1747558912 1887792640 1953592136 2076571904 2184448640 2325941336 2441990170 2595714880 2686189187 2907426670 3198169337 3907184272 4153143808 4368897280 4651882672 4883980340 5191429760 5372378374 5814853340 6396338674 7814368544 8737794560 9303765344 9767960680 10382859520 10744756748 11629706680 12792677348 13430945935 15628737088 15990846685 18607530688 19535921360 20765719040 21489513496 23259413360 25585354696 26861891870 31257474176 31981693370 37215061376 39071842720 42979026992 46518826720 51170709392 53723783740 62514948352 63963386740 74430122752 78143685440 85958053984 93037653440 102341418784 107447567480 125029896704 127926773480 148860245504 156287370880 171916107968 186075306880 204682837568 214895134960 228814478929 255853546960 312574741760 343832215936 372150613760 409365675136 429790269920 457628957858 511707093920 625149483520 687664431872 744301227520 818731350272 859580539840 915257915716 1023414187840 1144072394645 1375328863744 1637462700544 1719161079680 1830515831432 2046828375680 2288144789290 2516959268219 3438322159360 3661031662864 4093656751360 4576289578580 5033918536438 6876644318720 7322063325728 8187313502720 9152579157160 10067837072876 12584796341095 14644126651456 18305158314320 20135674145752 25169592682190 29288253302912 36610316628640 40271348291504 50339185364380 58576506605824 73220633257280 80542696583008 100678370728760 117153013211648 146441266514560 161085393166016 201356741457520 292882533029120 322170786332032 402713482915040 585765066058240 644341572664064 805426965830080 1288683145328128 1610853931660160 3221707863320320 6443415726640640
• Sum of all divisors σ(n): 16893038221855488
• Sum of proper divisors (its aliquot sum) s(n): 10449622495214848
• 6443415726640640 is an abundant number, because the sum of its proper divisors (10449622495214848) is greater than itself. Its abundance is 4006206768574208

Bases of 6443415726640640

• Binary: 10110111001000100000010100001100001101100111000000000₂
• Hexadecimal: 0x16E440A186CE00
• Base-36: 1RG00BJKSU8

Squares and roots of 6443415726640640

• 6443415726640640 squared (6443415726640640²) is 41517606226319926777819699609600
• 6443415726640640 cubed (6443415726640640³) is 267515196891143170560201558348035112927494144000
• The square root of 6443415726640640 is 80270889.6589581845
• The cube root of 6443415726640640 is 186082.4366403073

Scales and comparisons

• 6,443,415,726,640,640 seconds is equal to 204,880,689 years, 16 weeks, 2 days, 4 hours, 37 minutes, 20 seconds.
• To count from 1 to 6,443,415,726,640,640 would take you about six hundred fourteen million, six hundred forty-two thousand and sixty-seven 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 6443415726640640 cubic inches would be around 15506.9 feet tall.

Recreational maths with 6443415726640640

• 6443415726640640 backwards is 0460466275143446
• The number of decimal digits it has is: 16
• The sum of 6443415726640640's digits is 62
• More coming soon!