399499738480640

Names of 399499738480640

• Cardinal: 399499738480640 can be written as Three hundred ninety-nine trillion, four hundred ninety-nine billion, seven hundred thirty-eight million, four hundred eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.9949973848064 × 10¹⁴

Factors of 399499738480640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 31
• Sum of prime factors: 12163

Divisors of 399499738480640

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 392 448 490 512 560 640 784 896 980 1024 1120 1280 1568 1792 1960 2048 2240 2560 3136 3584 3920 4096 4480 5120 6272 7168 7840 8192 8960 10240 12149 12544 14336 15680 16384 17920 20480 24298 25088 28672 31360 32768 35840 40960 48596 50176 57344 60745 62720 65536 71680 81920 85043 97192 100352 114688 121490 125440 131072 143360 163840 170086 194384 200704 229376 242980 250880 262144 286720 327680 340172 388768 401408 425215 458752 485960 501760 524288 573440 595301 655360 680344 777536 802816 850430 917504 971920 1003520 1048576 1146880 1190602 1310720 1360688 1555072 1605632 1700860 1835008 1943840 2007040 2097152 2293760 2381204 2621440 2721376 2976505 3110144 3211264 3401720 3670016 3887680 4014080 4194304 4587520 4762408 5242880 5442752 5953010 6220288 6422528 6803440 7340032 7775360 8028160 8388608 9175040 9524816 10485760 10885504 11906020 12440576 12845056 13606880 14680064 15550720 16056320 16777216 18350080 19049632 20971520 21771008 23812040 24881152 25690112 27213760 29360128 31101440 32112640 33554432 36700160 38099264 41943040 43542016 47624080 49762304 51380224 54427520 58720256 62202880 64225280 67108864 73400320 76198528 83886080 87084032 95248160 99524608 102760448 108855040 117440512 124405760 128450560 134217728 146800640 152397056 167772160 174168064 190496320 199049216 205520896 217710080 234881024 248811520 256901120 293601280 304794112 335544320 348336128 380992640 398098432 411041792 435420160 469762048 497623040 513802240 587202560 609588224 671088640 696672256 761985280 796196864 822083584 870840320 939524096 995246080 1027604480 1174405120 1219176448 1393344512 1523970560 1592393728 1644167168 1741680640 1990492160 2055208960 2348810240 2438352896 2786689024 3047941120 3184787456 3288334336 3483361280 3980984320 4110417920 4697620480 4876705792 5573378048 6095882240 6369574912 6576668672 6966722560 7961968640 8220835840 9753411584 11146756096 12191764480 12739149824 13933445120 15923937280 16441671680 19506823168 22293512192 24383528960 25478299648 27866890240 31847874560 32883343360 39013646336 44587024384 48767057920 50956599296 55733780480 63695749120 78027292672 89174048768 97534115840 101913198592 111467560960 127391498240 156054585344 178348097536 195068231680 203826397184 222935121920 254782996480 312109170688 356696195072 390136463360 407652794368 445870243840 509565992960 624218341376 713392390144 780272926720 815305588736 891740487680 1019131985920 1248436682752 1426784780288 1560545853440 1630611177472 1783480975360 2038263971840 2496873365504 2853569560576 3121091706880 3566961950720 4076527943680 4993746731008 5707139121152 6242183413760 7133923901440 8153055887360 9987493462016 11414278242304 12484366827520 14267847802880 19974986924032 24968733655040 28535695605760 39949973848064 49937467310080 57071391211520 79899947696128 99874934620160 199749869240320 399499738480640
• Sum of all divisors σ(n): 1115429846161500
• Sum of proper divisors (its aliquot sum) s(n): 715930107680860
• 399499738480640 is an abundant number, because the sum of its proper divisors (715930107680860) is greater than itself. Its abundance is 316430369200220

Bases of 399499738480640

• Binary: 1011010110101011111001000000000000000000000000000₂
• Hexadecimal: 0x16B57C8000000
• Base-36: 3XLZN9IHVK

Squares and roots of 399499738480640

• 399499738480640 squared (399499738480640²) is 159600041046099752375654809600
• 399499738480640 cubed (399499738480640³) is 63760174659416260724336358995474612486144000
• The square root of 399499738480640 is 19987489.5492315393
• The cube root of 399499738480640 is 73649.9008388279

Scales and comparisons

• 399,499,738,480,640 seconds is equal to 12,702,855 years, 49 weeks, 2 days, 17 hours, 57 minutes, 20 seconds.
• To count from 1 to 399,499,738,480,640 would take you about thirty-one million, seven hundred fifty-seven thousand, one hundred thirty-nine 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 399499738480640 cubic inches would be around 6137.5 feet tall.

Recreational maths with 399499738480640

• 399499738480640 backwards is 046084837994993
• The number of decimal digits it has is: 15
• The sum of 399499738480640's digits is 83
• More coming soon!