64390534848

Names of 64390534848

• Cardinal: 64390534848 can be written as Sixty-four billion, three hundred ninety million, five hundred thirty-four thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 6.4390534848 × 10¹⁰

Factors of 64390534848

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2936

Divisors of 64390534848

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 101 108 137 144 192 202 216 274 288 303 404 411 432 548 576 606 808 822 864 909 1096 1212 1233 1616 1644 1728 1818 2192 2424 2466 2693 2727 3232 3288 3636 3699 4384 4848 4932 5386 5454 6464 6576 7272 7398 8079 8768 9696 9864 10772 10908 13152 13837 14544 14796 16158 19392 19728 21544 21816 24237 26304 27674 29088 29592 32316 39456 41511 43088 43632 48474 55348 58176 59184 64632 72711 78912 83022 86176 87264 96948 110696 118368 124533 129264 145422 166044 172352 174528 193896 221392 236736 249066 258528 271993 290844 332088 368941 373599 387792 442784 498132 517056 543986 581688 664176 737882 747198 775584 815979 885568 996264 1087972 1106823 1163376 1328352 1475764 1494396 1551168 1631958 1992528 2175944 2213646 2326752 2447937 2656704 2951528 2988792 3263916 3320469 3985056 4351888 4427292 4653504 4895874 5903056 5977584 6527832 6640938 7343811 7970112 8703776 8854584 9791748 9961407 11806112 11955168 13055664 13281876 14687622 17407552 17709168 19583496 19922814 23612224 23910336 26111328 26563752 29375244 35418336 37263041 39166992 39845628 52222656 53127504 58750488 70836672 74526082 78333984 79691256 106255008 111789123 117500976 149052164 156667968 159382512 212510016 223578246 235001952 298104328 318765024 335367369 447156492 470003904 596208656 637530048 670734738 894312984 1006102107 1192417312 1341469476 1788625968 2012204214 2384834624 2682938952 3577251936 4024408428 5365877904 7154503872 8048816856 10731755808 16097633712 21463511616 32195267424 64390534848
• Sum of all divisors σ(n): 192637379520
• Sum of proper divisors (its aliquot sum) s(n): 128246844672
• 64390534848 is an abundant number, because the sum of its proper divisors (128246844672) is greater than itself. Its abundance is 63856309824

Bases of 64390534848

• Binary: 111011111101111110011001011011000000₂
• Hexadecimal: 0xEFDF996C0
• Base-36: TKWGMO0

Squares and roots of 64390534848

• 64390534848 squared (64390534848²) is 4146140978011502383104
• 64390534848 cubed (64390534848³) is 266972235129370445944093158408192
• The square root of 64390534848 is 253752.9011617405
• The cube root of 64390534848 is 4008.1196493377

Scales and comparisons

• 64,390,534,848 seconds is equal to 2,047 years, 21 weeks, 5 days, 19 hours, 40 minutes, 48 seconds.
• To count from 1 to 64,390,534,848 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 64390534848 cubic inches would be around 334 feet tall.

Recreational maths with 64390534848

• 64390534848 backwards is 84843509346
• 64390534848 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64390534848's digits is 54
• More coming soon!