64389004974

Names of 64389004974

• Cardinal: 64389004974 can be written as Sixty-four billion, three hundred eighty-nine million, four thousand, nine hundred seventy-four.

Scientific notation

• Scientific notation: 6.4389004974 × 10¹⁰

Factors of 64389004974

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4023

Divisors of 64389004974

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 49 54 63 71 89 98 126 142 147 178 189 213 267 294 378 426 441 497 534 623 639 801 882 994 1246 1278 1323 1491 1602 1869 1917 2403 2646 2982 3479 3738 3834 3851 4361 4473 4806 5607 6319 6958 7702 8722 8946 10437 11214 11553 12638 13083 13419 16821 18957 20874 23106 26166 26838 26957 31311 33642 34659 37914 39249 44233 53914 56871 62622 69318 78498 80871 88466 93933 103977 113742 117747 132699 161742 170613 187866 188699 207954 235494 242613 265398 273421 309631 341226 342739 377398 398097 485226 546842 566097 619262 685478 727839 796194 820263 928893 1028217 1132194 1194291 1455678 1640526 1698291 1857786 1913947 2056434 2388582 2399173 2460789 2786679 3084651 3396582 3827894 4798346 4921578 5094873 5573358 5741841 6169302 7197519 7382367 8360037 9253953 10189746 11483682 13397629 14395038 14764734 16720074 16794211 17225523 18507906 21592557 24334469 26795258 33588422 34451046 40192887 43185114 48668938 50382633 51676569 64777671 73003407 80385774 100765266 103353138 120578661 129555342 146006814 151147899 170341283 219010221 241157322 302295798 340682566 361735983 438020442 453443697 511023849 657030663 723471966 906887394 1022047698 1192388981 1314061326 1533071547 2384777962 3066143094 3577166943 4599214641 7154333886 9198429282 10731500829 21463001658 32194502487 64389004974
• Sum of all divisors σ(n): 170732966400
• Sum of proper divisors (its aliquot sum) s(n): 106343961426
• 64389004974 is an abundant number, because the sum of its proper divisors (106343961426) is greater than itself. Its abundance is 41954956452

Bases of 64389004974

• Binary: 111011111101111000100011111010101110₂
• Hexadecimal: 0xEFDE23EAE
• Base-36: TKVJU7I

Squares and roots of 64389004974

• 64389004974 squared (64389004974²) is 4145943961541796740676
• 64389004974 cubed (64389004974³) is 266953206361640015044283952122424
• The square root of 64389004974 is 253749.8866482507
• The cube root of 64389004974 is 4008.0879057147

Scales and comparisons

• 64,389,004,974 seconds is equal to 2,047 years, 19 weeks, 2 days, 2 hours, 42 minutes, 54 seconds.
• To count from 1 to 64,389,004,974 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 64389004974 cubic inches would be around 334 feet tall.

Recreational maths with 64389004974

• 64389004974 backwards is 47940098346
• 64389004974 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64389004974's digits is 54
• More coming soon!