164545667072321280

Names of 164545667072321280

• Cardinal: 164545667072321280 can be written as One hundred sixty-four quadrillion, five hundred forty-five trillion, six hundred sixty-seven billion, seventy-two million, three hundred twenty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.6454566707232128 × 10¹⁷

Factors of 164545667072321280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 58143668

Divisors of 164545667072321280

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 768 960 1280 1920 3840 746561 1493122 2239683 2986244 3732805 4479366 5972488 7465610 8958732 11198415 11944976 14931220 17917464 22396830 23889952 29862440 35834928 44793660 47779904 57397097 59724880 71669856 89587320 95559808 114794194 119449760 143339712 172191291 179174640 191119616 229588388 238899520 286679424 286985485 344382582 358349280 459176776 477799040 573358848 573970970 688765164 716698560 860956455 918353552 955598080 1147941940 1377530328 1433397120 1721912910 1836707104 2295883880 2755060656 2866794240 3443825820 3673414208 4591767760 5510121312 6887651640 7346828416 9183535520 11020242624 13775303280 14693656832 18367071040 22040485248 27550606560 36734142080 44080970496 55101213120 73468284160 110202426240 220404852480 42850434133417 85700868266834 128551302400251 171401736533668 214252170667085 257102604800502 342803473067336 428504341334170 514205209601004 642756512001255 685606946134672 857008682668340 1028410419202008 1285513024002510 1371213892269344 1714017365336680 2056820838404016 2571026048005020 2742427784538688 3428034730673360 4113641676808032 5142052096010040 5484855569077376 6856069461346720 8227283353616064 10284104192020080 10969711138154752 13712138922693440 16454566707232128 20568208384040160 27424277845386880 32909133414464256 41136416768080320 54848555690773760 82272833536160640 164545667072321280
• Sum of all divisors σ(n): 525518437286060064
• Sum of proper divisors (its aliquot sum) s(n): 360972770213738784
• 164545667072321280 is an abundant number, because the sum of its proper divisors (360972770213738784) is greater than itself. Its abundance is 196427103141417504

Bases of 164545667072321280

• Binary: 1001001000100101010110100110010011001011001110011100000000₂
• Hexadecimal: 0x2489569932CE700
• Base-36: 1906KJWJMUIO

Squares and roots of 164545667072321280

• 164545667072321280 squared (164545667072321280²) is 27075276552275195517017887540838400
• 164545667072321280 cubed (164545667072321280³) is 4455119441461701070517647208379239677062285361152000
• The square root of 164545667072321280 is 405642289.5511774423
• The cube root of 164545667072321280 is 547976.7726319311

Scales and comparisons

• 164,545,667,072,321,280 seconds is equal to 5,232,043,239 years, 38 weeks, 23 hours, 28 minutes.
• To count from 1 to 164,545,667,072,321,280 would take you about fifteen billion, six hundred ninety-six million, one hundred twenty-nine thousand, seven hundred nineteen 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 164545667072321280 cubic inches would be around 45664.7 feet tall.

Recreational maths with 164545667072321280

• 164545667072321280 backwards is 082123270766545461
• The number of decimal digits it has is: 18
• The sum of 164545667072321280's digits is 69
• More coming soon!