28738698960

Names of 28738698960

• Cardinal: 28738698960 can be written as Twenty-eight billion, seven hundred thirty-eight million, six hundred ninety-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.873869896 × 10¹⁰

Factors of 28738698960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2547814

Divisors of 28738698960

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 47 48 60 80 94 120 141 188 235 240 282 376 470 564 705 752 940 1128 1410 1880 2256 2820 3760 5640 11280 2547757 5095514 7643271 10191028 12738785 15286542 20382056 25477570 30573084 38216355 40764112 50955140 61146168 76432710 101910280 119744579 122292336 152865420 203820560 239489158 305730840 359233737 478978316 598722895 611461680 718467474 957956632 1197445790 1436934948 1796168685 1915913264 2394891580 2873869896 3592337370 4789783160 5747739792 7184674740 9579566320 14369349480 28738698960
• Sum of all divisors σ(n): 90985533696
• Sum of proper divisors (its aliquot sum) s(n): 62246834736
• 28738698960 is an abundant number, because the sum of its proper divisors (62246834736) is greater than itself. Its abundance is 33508135776

Bases of 28738698960

• Binary: 11010110000111101011011111011010000₂
• Hexadecimal: 0x6B0F5BED0
• Base-36: D7AA21C

Squares and roots of 28738698960

• 28738698960 squared (28738698960²) is 825912817913505081600
• 28738698960 cubed (28738698960³) is 23735659841221517858532635136000
• The square root of 28738698960 is 169524.9213537643
• The cube root of 28738698960 is 3063.0613900405

Scales and comparisons

• 28,738,698,960 seconds is equal to 913 years, 41 weeks, 4 days, 19 hours, 56 minutes.
• To count from 1 to 28,738,698,960 would take you about one thousand, eight hundred twenty-seven 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 28738698960 cubic inches would be around 255.3 feet tall.

Recreational maths with 28738698960

• 28738698960 backwards is 06989683782
• The number of decimal digits it has is: 11
• The sum of 28738698960's digits is 66
• More coming soon!