640889439320000

Names of 640889439320000

• Cardinal: 640889439320000 can be written as Six hundred forty trillion, eight hundred eighty-nine billion, four hundred thirty-nine million, three hundred twenty thousand.

Scientific notation

• Scientific notation: 6.4088943932 × 10¹⁴

Factors of 640889439320000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 4772

Divisors of 640889439320000

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 125 130 160 200 208 250 260 320 325 400 416 500 520 541 625 650 800 832 1000 1040 1082 1250 1300 1600 1625 2000 2080 2164 2500 2600 2705 3250 4000 4160 4211 4328 5000 5200 5410 6500 7033 8000 8125 8422 8656 10000 10400 10820 13000 13525 14066 16250 16844 17312 20000 20800 21055 21640 26000 27050 28132 32500 33688 34624 35165 40000 42110 43280 52000 54100 54743 56264 65000 67376 67625 70330 84220 86560 104000 105275 108200 109486 112528 130000 134752 135250 140660 168440 173120 175825 210550 216400 218972 225056 260000 269504 270500 273715 281320 292681 336880 338125 351650 421100 432800 437944 450112 520000 526375 541000 547430 562640 585362 673760 676250 703300 842200 865600 875888 879125 1052750 1082000 1094860 1125280 1170724 1347520 1352500 1368575 1406600 1463405 1684400 1751776 1758250 2105500 2164000 2189720 2250560 2278151 2341448 2631875 2705000 2737150 2813200 2926810 3368800 3503552 3516500 3804853 4211000 4328000 4379440 4395625 4556302 4682896 5263750 5410000 5474300 5626400 5853620 6737600 6842875 7033000 7317025 7609706 8422000 8758880 8791250 9112604 9365792 10527500 10820000 10948600 11252800 11390755 11707240 13685750 14066000 14634050 15219412 16844000 17517760 17582500 18225208 18731584 19024265 21055000 21640000 21897200 22781510 23414480 27371500 28132000 29268100 29615963 30438824 33688000 34214375 35165000 36450416 36585125 38048530 42110000 43794400 45563020 46828960 54743000 56264000 56953775 58536200 59231926 60877648 68428750 70330000 72900832 73170250 76097060 84220000 87588800 91126040 93657920 95121325 109486000 113907550 117072400 118463852 121755296 136857500 140660000 145801664 146340500 148079815 152194120 168440000 182252080 182925625 190242650 218972000 227815100 234144800 236927704 243510592 273715000 281320000 284768875 292681000 296159630 304388240 364504160 365851250 380485300 437944000 455630200 468289600 473855408 475606625 547430000 569537750 585362000 592319260 608776480 729008320 731702500 740399075 760970600 911260400 947710816 951213250 1094860000 1139075500 1170724000 1184638520 1217552960 1232479691 1423844375 1463405000 1480798150 1521941200 1822520800 1895421632 1902426500 2189720000 2278151000 2341448000 2369277040 2378033125 2464959382 2847688750 2926810000 2961596300 3043882400 3645041600 3701995375 3804853000 4556302000 4738554080 4756066250 4929918764 5695377500 5853620000 5923192600 6087764800 6162398455 7403990750 7609706000 9112604000 9477108160 9512132500 9859837528 11390755000 11707240000 11846385200 12324796910 14807981500 15219412000 16022235983 18225208000 18509976875 19024265000 19719675056 22781510000 23692770400 24649593820 29615963000 30438824000 30811992275 32044471966 37019953750 38048530000 39439350112 45563020000 47385540800 49299187640 59231926000 61623984550 64088943932 74039907500 76097060000 78878700224 80111179915 91126040000 98598375280 118463852000 123247969100 128177887864 148079815000 152194120000 154059961375 160222359830 197196750560 236927704000 246495938200 256355775728 296159630000 308119922750 320444719660 394393501120 400555899575 492991876400 512711551456 592319260000 616239845500 640889439320 770299806875 801111799150 985983752800 1025423102912 1184638520000 1232479691000 1281778878640 1540599613750 1602223598300 1971967505600 2002779497875 2464959382000 2563557757280 3081199227500 3204447196600 4005558995750 4929918764000 5127115514560 6162398455000 6408894393200 8011117991500 9859837528000 10013897489375 12324796910000 12817788786400 16022235983000 20027794978750 24649593820000 25635577572800 32044471966000 40055589957500 49299187640000 64088943932000 80111179915000 128177887864000 160222359830000 320444719660000 640889439320000
• Sum of all divisors σ(n): 1715019987248568
• Sum of proper divisors (its aliquot sum) s(n): 1074130547928568
• 640889439320000 is an abundant number, because the sum of its proper divisors (1074130547928568) is greater than itself. Its abundance is 433241108608568

Bases of 640889439320000

• Binary: 10010001101110001010110011010111101111011111000000₂
• Hexadecimal: 0x246E2B35EF7C0
• Base-36: 6B6CJKW9FK

Squares and roots of 640889439320000

• 640889439320000 squared (640889439320000²) is 410739273431903962062400000000
• 640889439320000 cubed (640889439320000³) is 263238462656477102446258086853568000000000000
• The square root of 640889439320000 is 25315794.2660308409
• The cube root of 640889439320000 is 86217.2907661383

Scales and comparisons

• 640,889,439,320,000 seconds is equal to 20,378,301 years, 39 weeks, 6 days, 23 hours, 33 minutes, 20 seconds.
• To count from 1 to 640,889,439,320,000 would take you about fifty million, nine hundred forty-five thousand, seven hundred fifty-four 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 640889439320000 cubic inches would be around 7184.8 feet tall.

Recreational maths with 640889439320000

• 640889439320000 backwards is 000023934988046
• The number of decimal digits it has is: 15
• The sum of 640889439320000's digits is 56
• More coming soon!