813028356

Names of 813028356

• Cardinal: 813028356 can be written as Eight hundred thirteen million, twenty-eight thousand, three hundred fifty-six.

Scientific notation

• Scientific notation: 8.13028356 × 10⁸

Factors of 813028356

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5756

Divisors of 813028356

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 631 1262 1893 2524 3786 4417 5113 5679 7572 8834 10226 11358 13251 15339 17668 20452 22716 26502 30678 35791 39753 46017 53004 61356 71582 79506 92034 107373 143164 159012 184068 214746 322119 429492 644238 1288476 3226303 6452606 9678909 12905212 19357818 22584121 29036727 38715636 45168242 58073454 67752363 90336484 116146908 135504726 203257089 271009452 406514178 813028356
• Sum of all divisors σ(n): 2352930944
• Sum of proper divisors (its aliquot sum) s(n): 1539902588
• 813028356 is an abundant number, because the sum of its proper divisors (1539902588) is greater than itself. Its abundance is 726874232

Bases of 813028356

• Binary: 110000011101011101010000000100₂
• Hexadecimal: 0x3075D404
• Base-36: DG20P0

Squares and roots of 813028356

• 813028356 squared (813028356²) is 661015107660062736
• 813028356 cubed (813028356³) is 537424026272023813106942016
• The square root of 813028356 is 28513.6520986001
• The cube root of 813028356 is 933.3300114963

Scales and comparisons

• 813,028,356 seconds is equal to 25 years, 44 weeks, 2 days, 1 hour, 12 minutes, 36 seconds.
• To count from 1 to 813,028,356 would take you about thirty-eight 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 813028356 cubic inches would be around 77.8 feet tall.

Recreational maths with 813028356

• 813028356 backwards is 653820318
• 813028356 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 813028356's digits is 36
• More coming soon!