40638802569019920

Names of 40638802569019920

• Cardinal: 40638802569019920 can be written as Forty quadrillion, six hundred thirty-eight trillion, eight hundred two billion, five hundred sixty-nine million, nineteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 4.063880256901992 × 10¹⁶

Factors of 40638802569019920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 95196

Divisors of 40638802569019920

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 7309 14618 21927 29236 36545 43854 58472 65781 73090 87708 87877 109635 116944 131562 146180 175416 175754 219270 263124 263631 292360 328905 350832 351508 438540 439385 526248 527262 584720 657810 703016 790893 877080 878770 1052496 1054524 1315620 1318155 1406032 1581786 1754160 1757540 2109048 2631240 2636310 3163572 3515080 3954465 4218096 5262480 5272620 6327144 7030160 7908930 10545240 12654288 15817860 21090480 31635720 63271440 642292993 1284585986 1926878979 2569171972 3211464965 3853757958 5138343944 5780636937 6422929930 7707515916 7722367129 9634394895 10276687888 11561273874 12845859860 15415031832 15444734258 19268789790 23122547748 23167101387 25691719720 28903184685 30830063664 30889468516 38537579580 38611835645 46245095496 46334202774 51383439440 57806369370 61778937032 69501304161 77075159160 77223671290 92490190992 92668405548 115612738740 115835506935 123557874064 139002608322 154150318320 154447342580 185336811096 231225477480 231671013870 278005216644 308894685160 347506520805 370673622192 462450954960 463342027740 556010433288 617789370320 695013041610 926684055480 1112020866576 1390026083220 1853368110960 2780052166440 5560104332880 56442781345861 112885562691722 169328344037583 225771125383444 282213906729305 338656688075166 451542250766888 507985032112749 564427813458610 677313376150332 846641720187915 903084501533776 1015970064225498 1128855626917220 1354626752300664 1693283440375830 2031940128450996 2257711253834440 2539925160563745 2709253504601328 3386566880751660 4063880256901992 4515422507668880 5079850321127490 6773133761503320 8127760513803984 10159700642254980 13546267523006640 20319401284509960 40638802569019920
• Sum of all divisors σ(n): 136498871272629060
• Sum of proper divisors (its aliquot sum) s(n): 95860068703609140
• 40638802569019920 is an abundant number, because the sum of its proper divisors (95860068703609140) is greater than itself. Its abundance is 55221266134589220

Bases of 40638802569019920

• Binary: 10010000011000001100011010001111001110010100001000010000₂
• Hexadecimal: 0x9060C68F394210
• Base-36: B459462T0K0

Squares and roots of 40638802569019920

• 40638802569019920 squared (40638802569019920²) is 1651512274243780049655349356806400
• 40638802569019920 cubed (40638802569019920³) is 67115481253306059338707695104565560514829183488000
• The square root of 40638802569019920 is 201590680.7593543497
• The cube root of 40638802569019920 is 343806.1446329231

Scales and comparisons

• 40,638,802,569,019,920 seconds is equal to 1,292,188,217 years, 32 weeks, 3 days, 12 hours, 12 minutes.
• To count from 1 to 40,638,802,569,019,920 would take you about three billion, eight hundred seventy-six million, five hundred sixty-four thousand, six hundred fifty-two 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 40638802569019920 cubic inches would be around 28650.5 feet tall.

Recreational maths with 40638802569019920

• 40638802569019920 backwards is 02991096520883604
• 40638802569019920 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 40638802569019920's digits is 72
• More coming soon!