664388843569152

Names of 664388843569152

• Cardinal: 664388843569152 can be written as Six hundred sixty-four trillion, three hundred eighty-eight billion, eight hundred forty-three million, five hundred sixty-nine thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 6.64388843569152 × 10¹⁴

Factors of 664388843569152

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 169

Divisors of 664388843569152

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 151 156 192 208 256 302 312 384 416 453 512 604 624 768 832 906 1024 1208 1248 1536 1664 1812 1963 2048 2416 2496 3072 3328 3624 3926 4096 4832 4992 5889 6144 6656 7248 7852 8192 9664 9984 11778 12288 13312 14496 15704 16384 19328 19968 22801 23556 24576 26624 28992 31408 32768 38656 39936 45602 47112 49152 53248 57984 62816 68403 77312 79872 91204 94224 98304 106496 115968 125632 136806 154624 159744 182408 188448 212992 231936 251264 273612 296413 309248 319488 364816 376896 425984 463872 502528 547224 592826 618496 638976 729632 753792 889239 927744 1005056 1094448 1185652 1236992 1277952 1459264 1507584 1778478 1855488 2010112 2188896 2371304 2473984 2918528 3015168 3442951 3556956 3710976 4020224 4377792 4742608 4947968 5837056 6030336 6885902 7113912 7421952 8040448 8755584 9485216 10328853 11674112 12060672 13771804 14227824 14843904 16080896 17511168 18970432 20657706 23348224 24121344 27543608 28455648 32161792 35022336 37940864 41315412 44758363 46696448 48242688 55087216 56911296 64323584 70044672 75881728 82630824 89516726 93392896 96485376 110174432 113822592 134275089 140089344 151763456 165261648 179033452 186785792 192970752 220348864 227645184 268550178 280178688 303526912 330523296 358066904 373571584 440697728 455290368 519885601 537100356 560357376 607053824 661046592 716133808 747143168 881395456 910580736 1039771202 1074200712 1120714752 1214107648 1322093184 1432267616 1559656803 1762790912 1821161472 2079542404 2148401424 2241429504 2428215296 2644186368 2864535232 3119313606 3525581824 3642322944 4159084808 4296802848 4856430592 5288372736 5729070464 6238627212 6758512813 7051163648 7284645888 8318169616 8593605696 9712861184 10576745472 11458140928 12477254424 13517025626 14102327296 14569291776 16636339232 17187211392 20275538439 21153490944 22916281856 24954508848 27034051252 28204654592 29138583552 33272678464 34374422784 40551076878 42306981888 45832563712 49909017696 54068102504 56409309184 66545356928 68748845568 81102153756 84613963776 91665127424 99818035392 108136205008 112818618368 133090713856 137497691136 162204307512 169227927552 183330254848 199636070784 216272410016 266181427712 274995382272 324408615024 338455855104 366660509696 399272141568 432544820032 532362855424 549990764544 648817230048 733321019392 798544283136 865089640064 1064725710848 1099981529088 1297634460096 1466642038784 1597088566272 1730179280128 2129451421696 2199963058176 2595268920192 3194177132544 3460358560256 4258902843392 4399926116352 5190537840384 6388354265088 6920717120512 8517805686784 10381075680768 12776708530176 13841434241024 17035611373568 20762151361536 25553417060352 27682868482048 41524302723072 51106834120704 55365736964096 83048605446144 110731473928192 166097210892288 221462947856384 332194421784576 664388843569152
• Sum of all divisors σ(n): 1920679089289800
• Sum of proper divisors (its aliquot sum) s(n): 1256290245720648
• 664388843569152 is an abundant number, because the sum of its proper divisors (1256290245720648) is greater than itself. Its abundance is 591901402151496

Bases of 664388843569152

• Binary: 10010111000100001000010101000000111000000000000000₂
• Hexadecimal: 0x25C4215038000
• Base-36: 6JI80RG6IO

Squares and roots of 664388843569152

• 664388843569152 squared (664388843569152²) is 441412535459155126866205999104
• 664388843569152 cubed (664388843569152³) is 293269563970635375877805878310520473474039808
• The square root of 664388843569152 is 25775741.3776820781
• The cube root of 664388843569152 is 87258.4398562153

Scales and comparisons

• 664,388,843,569,152 seconds is equal to 21,125,510 years, 7 weeks, 10 hours, 59 minutes, 12 seconds.
• To count from 1 to 664,388,843,569,152 would take you about fifty-two million, eight hundred thirteen thousand, seven hundred seventy-five 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 664388843569152 cubic inches would be around 7271.5 feet tall.

Recreational maths with 664388843569152

• 664388843569152 backwards is 251965348883466
• 664388843569152 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 664388843569152's digits is 78
• More coming soon!