64385738752

Names of 64385738752

• Cardinal: 64385738752 can be written as Sixty-four billion, three hundred eighty-five million, seven hundred thirty-eight thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 6.4385738752 × 10¹⁰

Factors of 64385738752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 402

Divisors of 64385738752

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 16 29 32 41 58 64 82 116 128 137 164 193 232 256 274 328 386 464 512 548 656 772 928 1024 1096 1189 1312 1544 1856 2048 2192 2378 2624 3088 3712 3973 4384 4756 5248 5597 5617 6176 7424 7913 7946 8768 9512 10496 11194 11234 12352 14848 15826 15892 17536 19024 20992 22388 22468 24704 26441 29696 31652 31784 35072 38048 41984 44776 44936 49408 52882 59392 63304 63568 70144 76096 83968 89552 89872 98816 105764 126608 127136 140288 152192 162893 179104 179744 197632 211528 229477 253216 254272 280576 304384 325786 358208 359488 395264 423056 458954 506432 508544 608768 651572 716416 718976 766789 846112 917908 1012864 1017088 1084081 1217536 1303144 1432832 1437952 1533578 1692224 1835816 2025728 2034176 2168162 2435072 2606288 2865664 2875904 3067156 3384448 3671632 4051456 4068352 4336324 5212576 5731328 5751808 6134312 6768896 7343264 8102912 8136704 8672648 10425152 11462656 11503616 12268624 13537792 14686528 16205824 17345296 20850304 24537248 27075584 29373056 31438349 34690592 41700608 49074496 54151168 58746112 62876698 69381184 83401216 98148992 117492224 125753396 138762368 166802432 196297984 234984448 251506792 277524736 333604864 392595968 469968896 503013584 555049472 785191936 1006027168 1110098944 1570383872 2012054336 2220197888 4024108672 8048217344 16096434688 32192869376 64385738752
• Sum of all divisors σ(n): 138135488400
• Sum of proper divisors (its aliquot sum) s(n): 73749749648
• 64385738752 is an abundant number, because the sum of its proper divisors (73749749648) is greater than itself. Its abundance is 9364010896

Bases of 64385738752

• Binary: 111011111101101100000110100000000000₂
• Hexadecimal: 0xEFDB06800
• Base-36: TKTLTZ4

Squares and roots of 64385738752

• 64385738752 squared (64385738752²) is 4145523354640794517504
• 64385738752 cubed (64385738752³) is 266912583702216842605726435115008
• The square root of 64385738752 is 253743.4506583371
• The cube root of 64385738752 is 4008.0201326207

Scales and comparisons

• 64,385,738,752 seconds is equal to 2,047 years, 13 weeks, 6 days, 7 hours, 25 minutes, 52 seconds.
• To count from 1 to 64,385,738,752 would take you about four thousand and ninety-four 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 64385738752 cubic inches would be around 334 feet tall.

Recreational maths with 64385738752

• 64385738752 backwards is 25783758346
• 64385738752 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64385738752's digits is 58
• More coming soon!