64140904080

Names of 64140904080

• Cardinal: 64140904080 can be written as Sixty-four billion, one hundred forty million, nine hundred four thousand and eighty.

Scientific notation

• Scientific notation: 6.414090408 × 10¹⁰

Factors of 64140904080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 117415

Divisors of 64140904080

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 23 24 27 30 33 36 40 44 45 46 48 54 55 60 66 69 72 80 88 90 92 99 108 110 115 120 132 135 138 144 165 176 180 184 198 207 216 220 230 240 253 264 270 276 297 330 345 360 368 396 414 432 440 460 495 506 528 540 552 594 621 660 690 720 759 792 828 880 920 990 1012 1035 1080 1104 1188 1242 1265 1320 1380 1485 1518 1584 1656 1840 1980 2024 2070 2160 2277 2376 2484 2530 2640 2760 2970 3036 3105 3312 3795 3960 4048 4140 4554 4752 4968 5060 5520 5940 6072 6210 6831 7590 7920 8280 9108 9936 10120 11385 11880 12144 12420 13662 15180 16560 18216 20240 22770 23760 24840 27324 30360 34155 36432 45540 49680 54648 60720 68310 91080 109296 117371 136620 182160 234742 273240 352113 469484 546480 586855 704226 938968 1056339 1173710 1291081 1408452 1760565 1877936 2112678 2347420 2582162 2699533 2816904 3169017 3521130 3873243 4225356 4694840 5164324 5281695 5399066 5633808 6338034 6455405 7042260 7746486 8098599 8450712 9389680 10328648 10563390 10798132 11619729 12676068 12910810 13497665 14084520 15492972 15845085 16197198 16901424 19366215 20657296 21126780 21596264 23239458 24295797 25352136 25821620 26995330 28169040 29694863 30985944 31690170 32394396 34859187 38732430 40492995 42253560 43192528 46478916 48591594 50704272 51643240 53990660 58098645 59389726 61971888 63380340 64788792 69718374 72887391 77464860 80985990 84507120 89084589 92957832 97183188 103286480 107981320 116197290 118779452 121478985 126760680 129577584 139436748 145774782 148474315 154929720 161971980 174295935 178169178 185915664 194366376 215962640 232394580 237558904 242957970 253521360 267253767 278873496 291549564 296948630 309859440 323943960 348591870 356338356 364436955 388732752 445422945 464789160 475117808 485915940 534507534 557746992 583099128 593897260 647887920 697183740 712676712 728873910 801761301 890845890 929578320 971831880 1069015068 1166198256 1187794520 1336268835 1394367480 1425353424 1457747820 1603522602 1781691780 1943663760 2138030136 2375589040 2672537670 2788734960 2915495640 3207045204 3563383560 4008806505 4276060272 5345075340 5830991280 6414090408 7126767120 8017613010 10690150680 12828180816 16035226020 21380301360 32070452040 64140904080
• Sum of all divisors σ(n): 251495331840
• Sum of proper divisors (its aliquot sum) s(n): 187354427760
• 64140904080 is an abundant number, because the sum of its proper divisors (187354427760) is greater than itself. Its abundance is 123213523680

Bases of 64140904080

• Binary: 111011101111000110001000011010010000₂
• Hexadecimal: 0xEEF188690
• Base-36: TGRU6C0

Squares and roots of 64140904080

• 64140904080 squared (64140904080²) is 4114055576199760646400
• 64140904080 cubed (64140904080³) is 263879244092817978539701197312000
• The square root of 64140904080 is 253260.5458416293
• The cube root of 64140904080 is 4002.9333500053

Scales and comparisons

• 64,140,904,080 seconds is equal to 2,039 years, 25 weeks, 13 hours, 48 minutes.
• To count from 1 to 64,140,904,080 would take you about four thousand and seventy-eight 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 64140904080 cubic inches would be around 333.6 feet tall.

Recreational maths with 64140904080

• 64140904080 backwards is 08040904146
• 64140904080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64140904080's digits is 36
• More coming soon!