64344290920

Names of 64344290920

• Cardinal: 64344290920 can be written as Sixty-four billion, three hundred forty-four million, two hundred ninety thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 6.434429092 × 10¹⁰

Factors of 64344290920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1104

Divisors of 64344290920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 127 130 140 181 182 254 260 280 362 364 455 508 520 635 724 728 769 889 905 910 1016 1267 1270 1448 1538 1651 1778 1810 1820 2353 2534 2540 3076 3302 3556 3620 3640 3845 4445 4706 5068 5080 5383 6152 6335 6604 7112 7240 7690 8255 8890 9412 9997 10136 10766 11557 11765 12670 13208 15380 16471 16510 17780 18824 19994 21532 22987 23114 23530 25340 26915 30760 32942 33020 35560 39988 43064 45974 46228 47060 49985 50680 53830 57785 65884 66040 69979 79976 82355 91948 92456 94120 97663 99970 107660 114935 115570 131768 139189 139958 160909 164710 183896 195326 199940 215320 229870 231140 278378 279916 298831 321818 329420 349895 390652 399880 459740 462280 488315 556756 559832 597662 643636 658840 683641 695945 699790 781304 804545 919480 974323 976630 1113512 1195324 1269619 1287272 1367282 1391890 1399580 1494155 1609090 1809457 1948646 1953260 2091817 2390648 2539238 2734564 2783780 2799160 2988310 3218180 3418205 3618914 3897292 3906520 4183634 4871615 5078476 5469128 5567560 5976620 6348095 6436360 6836410 7237828 7794584 8367268 8887333 9047285 9743230 10156952 10459085 11953240 12666199 12696190 13672820 14475656 16734536 17677003 17774666 18094570 19486460 20918170 25332398 25392380 27345640 35354006 35549332 36189140 38972920 41836340 44436665 50664796 50784760 63330995 70708012 71098664 72378280 83672680 88385015 88873330 101329592 123739021 126661990 141416024 176770030 177746660 229801039 247478042 253323980 353540060 355493320 459602078 494956084 506647960 618695105 707080120 919204156 989912168 1149005195 1237390210 1608607273 1838408312 2298010390 2474780420 3217214546 4596020780 4949560840 6434429092 8043036365 9192041560 12868858184 16086072730 32172145460 64344290920
• Sum of all divisors σ(n): 180814233600
• Sum of proper divisors (its aliquot sum) s(n): 116469942680
• 64344290920 is an abundant number, because the sum of its proper divisors (116469942680) is greater than itself. Its abundance is 52125651760

Bases of 64344290920

• Binary: 111011111011001101111111011001101000₂
• Hexadecimal: 0xEFB37F668
• Base-36: TK4XGMG

Squares and roots of 64344290920

• 64344290920 squared (64344290920²) is 4140187773997594446400
• 64344290920 cubed (64344290920³) is 266397446593528428439337946688000
• The square root of 64344290920 is 253661.7647971409
• The cube root of 64344290920 is 4007.1599037975

Scales and comparisons

• 64,344,290,920 seconds is equal to 2,045 years, 49 weeks, 2 days, 14 hours, 8 minutes, 40 seconds.
• To count from 1 to 64,344,290,920 would take you about four thousand and ninety-one 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 64344290920 cubic inches would be around 333.9 feet tall.

Recreational maths with 64344290920

• 64344290920 backwards is 02909244346
• The number of decimal digits it has is: 11
• The sum of 64344290920's digits is 43
• More coming soon!