64407326928

Names of 64407326928

• Cardinal: 64407326928 can be written as Sixty-four billion, four hundred seven million, three hundred twenty-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 6.4407326928 × 10¹⁰

Factors of 64407326928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 27978

Divisors of 64407326928

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 42 48 56 57 76 84 112 114 133 152 168 228 266 304 336 361 399 456 532 722 798 912 1064 1083 1444 1596 2128 2166 2527 2888 3192 4332 5054 5776 6384 6859 7581 8664 10108 13718 15162 17328 20216 20577 27436 27947 30324 40432 41154 48013 54872 55894 60648 82308 83841 96026 109744 111788 121296 144039 164616 167682 192052 195629 223576 288078 329232 335364 384104 391258 447152 530993 576156 586887 670728 768208 782516 1061986 1152312 1173774 1341456 1565032 1592979 2123972 2304624 2347548 3130064 3185958 3716951 4247944 4695096 6371916 7433902 8495888 9390192 10088867 11150853 12743832 14867804 20177734 22301706 25487664 29735608 30266601 40355468 44603412 59471216 60533202 70622069 80710936 89206824 121066404 141244138 161421872 178413648 191688473 211866207 242132808 282488276 383376946 423732414 484265616 564976552 575065419 766753892 847464828 1129953104 1150130838 1341819311 1533507784 1694929656 2300261676 2683638622 3067015568 3389859312 4025457933 4600523352 5367277244 8050915866 9201046704 10734554488 16101831732 21469108976 32203663464 64407326928
• Sum of all divisors σ(n): 200724771840
• Sum of proper divisors (its aliquot sum) s(n): 136317444912
• 64407326928 is an abundant number, because the sum of its proper divisors (136317444912) is greater than itself. Its abundance is 71910117984

Bases of 64407326928

• Binary: 111011111110111110011101000011010000₂
• Hexadecimal: 0xEFEF9D0D0
• Base-36: TL6GJIO

Squares and roots of 64407326928

• 64407326928 squared (64407326928²) is 4148303762010273917184
• 64407326928 cubed (64407326928³) is 267181156596448018678901085130752
• The square root of 64407326928 is 253785.9864689143
• The cube root of 64407326928 is 4008.4680380989

Scales and comparisons

• 64,407,326,928 seconds is equal to 2,047 years, 49 weeks, 4 days, 4 hours, 8 minutes, 48 seconds.
• To count from 1 to 64,407,326,928 would take you about four thousand and ninety-five 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 64407326928 cubic inches would be around 334 feet tall.

Recreational maths with 64407326928

• 64407326928 backwards is 82962370446
• The number of decimal digits it has is: 11
• The sum of 64407326928's digits is 51
• More coming soon!