64389355632

Names of 64389355632

• Cardinal: 64389355632 can be written as Sixty-four billion, three hundred eighty-nine million, three hundred fifty-five thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 6.4389355632 × 10¹⁰

Factors of 64389355632

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5051

Divisors of 64389355632

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 29 36 42 48 56 58 63 72 84 87 112 116 126 144 168 174 203 232 252 261 336 348 406 464 487 504 522 609 696 812 974 1008 1044 1218 1392 1461 1624 1827 1948 2088 2436 2922 3248 3409 3654 3896 4176 4383 4523 4872 5844 6818 7308 7792 8766 9046 9744 10227 11688 13569 13636 14123 14616 17532 18092 20454 23376 27138 27272 28246 29232 30681 31661 35064 36184 40707 40908 42369 54276 54544 56492 61362 63322 70128 72368 81414 81816 84738 94983 98861 108552 112984 122724 126644 127107 131167 162828 163632 169476 189966 197722 217104 225968 245448 253288 254214 262334 284949 296583 325656 338952 379932 393501 395444 490896 506576 508428 524668 569898 593166 651312 677904 759864 787002 790888 889749 918169 1016856 1049336 1139796 1180503 1186332 1519728 1574004 1581776 1779498 1836338 2033712 2098672 2202701 2279592 2361006 2372664 2754507 3148008 3558996 3672676 4405402 4559184 4722012 4745328 5509014 6296016 6608103 7117992 7345352 8263521 8810804 9444024 11018028 13216206 14235984 14690704 15418907 16527042 17621608 18888048 19824309 22036056 26432412 30837814 33054084 35243216 39648618 44072112 46256721 52864824 61675628 63878329 66108168 79297236 92513442 105729648 123351256 127756658 132216336 138770163 158594472 185026884 191634987 246702512 255513316 277540326 317188944 370053768 383269974 447148303 511026632 555080652 574904961 740107536 766539948 894296606 1022053264 1110161304 1149809922 1341444909 1533079896 1788593212 2220322608 2299619844 2682889818 3066159792 3577186424 4024334727 4599239688 5365779636 7154372848 8048669454 9198479376 10731559272 16097338908 21463118544 32194677816 64389355632
• Sum of all divisors σ(n): 213529904640
• Sum of proper divisors (its aliquot sum) s(n): 149140549008
• 64389355632 is an abundant number, because the sum of its proper divisors (149140549008) is greater than itself. Its abundance is 84751193376

Bases of 64389355632

• Binary: 111011111101111001111001100001110000₂
• Hexadecimal: 0xEFDE79870
• Base-36: TKVRCS0

Squares and roots of 64389355632

• 64389355632 squared (64389355632²) is 4145989118704170119424
• 64389355632 cubed (64389355632³) is 266957567810645072821019846995968
• The square root of 64389355632 is 253750.5775993425
• The cube root of 64389355632 is 4008.0951816235

Scales and comparisons

• 64,389,355,632 seconds is equal to 2,047 years, 19 weeks, 6 days, 4 hours, 7 minutes, 12 seconds.
• To count from 1 to 64,389,355,632 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 64389355632 cubic inches would be around 334 feet tall.

Recreational maths with 64389355632

• 64389355632 backwards is 23655398346
• The number of decimal digits it has is: 11
• The sum of 64389355632's digits is 54
• More coming soon!