64510520013

Names of 64510520013

• Cardinal: 64510520013 can be written as Sixty-four billion, five hundred ten million, five hundred twenty thousand and thirteen.

Scientific notation

• Scientific notation: 6.4510520013 × 10¹⁰

Factors of 64510520013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 189

Divisors of 64510520013

• Number of divisors d(n): 56
• Complete list of divisors:
  1 3 9 19 27 57 81 167 171 243 501 513 729 1503 1539 3173 4509 4617 9519 13527 13851 27889 28557 40581 83667 85671 121743 251001 257013 529891 753003 771039 1589673 2259009 2313117 4657463 4769019 6777027 13972389 14307057 20331081 41917167 42921171 88491797 125751501 128763513 265475391 377254503 386290539 796426173 1131763509 2389278519 3395290527 7167835557 21503506671 64510520013
• Sum of all divisors σ(n): 102425467200
• Sum of proper divisors (its aliquot sum) s(n): 37914947187
• 64510520013 is a deficient number, because the sum of its proper divisors (37914947187) is less than itself. Its deficiency is 26595572826

Bases of 64510520013

• Binary: 111100000101001000000110101011001101₂
• Hexadecimal: 0xF05206ACD
• Base-36: TMVWBT9

Squares and roots of 64510520013

• 64510520013 squared (64510520013²) is 4161607192347673520169
• 64510520013 cubed (64510520013³) is 268467444068189333076852433642197
• The square root of 64510520013 is 253989.2123949361
• The cube root of 64510520013 is 4010.6076780291

Scales and comparisons

• 64,510,520,013 seconds is equal to 2,051 years, 12 weeks, 1 day, 12 hours, 53 minutes, 33 seconds.
• To count from 1 to 64,510,520,013 would take you about four thousand, one hundred two 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 64510520013 cubic inches would be around 334.2 feet tall.

Recreational maths with 64510520013

• 64510520013 backwards is 31002501546
• 64510520013 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64510520013's digits is 27
• More coming soon!