64144048640

Names of 64144048640

• Cardinal: 64144048640 can be written as Sixty-four billion, one hundred forty-four million, forty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.414404864 × 10¹⁰

Factors of 64144048640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 8247

Divisors of 64144048640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 23 28 32 35 38 40 46 56 64 70 76 80 92 95 112 115 128 133 140 152 160 161 184 190 224 230 256 266 280 304 320 322 368 380 437 448 460 512 532 560 608 640 644 665 736 760 805 874 896 920 1064 1120 1216 1280 1288 1330 1472 1520 1610 1748 1792 1840 2128 2185 2240 2432 2560 2576 2660 2944 3040 3059 3220 3496 3584 3680 4256 4370 4480 4864 5152 5320 5888 6080 6118 6440 6992 7360 8191 8512 8740 8960 9728 10304 10640 11776 12160 12236 12880 13984 14720 15295 16382 17024 17480 17920 20608 21280 24320 24472 25760 27968 29440 30590 32764 34048 34960 40955 41216 42560 48640 48944 51520 55936 57337 58880 61180 65528 68096 69920 81910 82432 85120 97888 103040 111872 114674 122360 131056 139840 155629 163820 170240 188393 195776 206080 223744 229348 244720 262112 279680 286685 311258 327640 340480 376786 391552 412160 458696 489440 524224 559360 573370 622516 655280 753572 778145 783104 917392 941965 978880 1048448 1089403 1118720 1146740 1245032 1310560 1318751 1507144 1556290 1566208 1834784 1883930 1957760 2096896 2178806 2293480 2490064 2621120 2637502 3014288 3112580 3579467 3669568 3767860 3915520 4193792 4357612 4586960 4980128 5242240 5275004 5447015 6028576 6225160 6593755 7158934 7339136 7535720 7831040 8715224 9173920 9960256 10484480 10550008 10894030 12057152 12450320 13187510 14317868 14678272 15071440 17430448 17897335 18347840 19920512 20968960 21100016 21788060 24114304 24900640 25056269 26375020 28635736 29356544 30142880 34860896 35794670 36695680 39841024 42200032 43576120 48228608 49801280 50112538 52750040 57271472 60285760 69721792 71589340 73391360 79682048 84400064 87152240 96457216 99602560 100225076 105500080 114542944 120571520 125281345 139443584 143178680 146782720 168800128 174304480 199205120 200450152 211000160 229085888 241143040 250562690 278887168 286357360 337600256 348608960 398410240 400900304 422000320 458171776 482286080 501125380 557774336 572714720 675200512 697217920 801800608 844000640 916343552 1002250760 1145429440 1394435840 1603601216 1688001280 1832687104 2004501520 2290858880 2788871680 3207202432 3376002560 4009003040 4581717760 6414404864 8018006080 9163435520 12828809728 16036012160 32072024320 64144048640
• Sum of all divisors σ(n): 193084784640
• Sum of proper divisors (its aliquot sum) s(n): 128940736000
• 64144048640 is an abundant number, because the sum of its proper divisors (128940736000) is greater than itself. Its abundance is 64796687360

Bases of 64144048640

• Binary: 111011101111010010001000001000000000₂
• Hexadecimal: 0xEEF488200
• Base-36: TGTPKOW

Squares and roots of 64144048640

• 64144048640 squared (64144048640²) is 4114458975930685849600
• 64144048640 cubed (64144048640³) is 263918056679382502405302124544000
• The square root of 64144048640 is 253266.7539176827
• The cube root of 64144048640 is 4002.9987646243

Scales and comparisons

• 64,144,048,640 seconds is equal to 2,039 years, 30 weeks, 1 day, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 64,144,048,640 would take you about four thousand and seventy-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 64144048640 cubic inches would be around 333.6 feet tall.

Recreational maths with 64144048640

• 64144048640 backwards is 04684044146
• The number of decimal digits it has is: 11
• The sum of 64144048640's digits is 41
• More coming soon!