855388768

Names of 855388768

• Cardinal: 855388768 can be written as Eight hundred fifty-five million, three hundred eighty-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 8.55388768 × 10⁸

Factors of 855388768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 38

Divisors of 855388768

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 13 16 23 26 32 46 52 92 104 169 184 208 299 338 368 416 529 598 676 736 1058 1196 1352 2116 2197 2392 2704 3887 4232 4394 4784 5408 6877 7774 8464 8788 9568 12167 13754 15548 16928 17576 24334 27508 31096 35152 48668 50531 55016 62192 70304 89401 97336 101062 110032 124384 158171 178802 194672 202124 220064 316342 357604 389344 404248 632684 715208 808496 1162213 1265368 1430416 1616992 2056223 2324426 2530736 2860832 4112446 4648852 5061472 8224892 9297704 16449784 18595408 26730899 32899568 37190816 53461798 65799136 106923596 213847192 427694384 855388768
• Sum of all divisors σ(n): 1907236800
• Sum of proper divisors (its aliquot sum) s(n): 1051848032
• 855388768 is an abundant number, because the sum of its proper divisors (1051848032) is greater than itself. Its abundance is 196459264

Bases of 855388768

• Binary: 110010111111000011001001100000₂
• Hexadecimal: 0x32FC3260
• Base-36: E59Y74

Squares and roots of 855388768

• 855388768 squared (855388768²) is 731689944420557824
• 855388768 cubed (855388768³) is 625879360115889430944120832
• The square root of 855388768 is 29247.0300714447
• The cube root of 855388768 is 949.2658290771

Scales and comparisons

• 855,388,768 seconds is equal to 27 years, 10 weeks, 2 days, 7 hours, 59 minutes, 28 seconds.
• To count from 1 to 855,388,768 would take you about forty 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 855388768 cubic inches would be around 79.1 feet tall.

Recreational maths with 855388768

• 855388768 backwards is 867883558
• The number of decimal digits it has is: 9
• The sum of 855388768's digits is 58
• More coming soon!