855054420

Names of 855054420

• Cardinal: 855054420 can be written as Eight hundred fifty-five million, fifty-four thousand, four hundred twenty.

Scientific notation

• Scientific notation: 8.5505442 × 10⁸

Factors of 855054420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 349

Divisors of 855054420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 71 110 132 142 165 213 220 257 284 330 355 426 514 660 710 771 781 852 1028 1065 1285 1420 1542 1562 2130 2343 2570 2827 3084 3124 3855 3905 4260 4686 5041 5140 5654 7710 7810 8481 9372 10082 11308 11715 14135 15123 15420 15620 16962 18247 20164 23430 25205 28270 30246 33924 36494 42405 46860 50410 54741 55451 56540 60492 72988 75615 84810 91235 100820 109482 110902 151230 166353 169620 182470 200717 218964 221804 273705 277255 302460 332706 364940 401434 547410 554510 602151 665412 802868 831765 1003585 1094820 1109020 1204302 1295537 1663530 2007170 2408604 2591074 3010755 3327060 3886611 4014340 5182148 6021510 6477685 7773222 12043020 12955370 14250907 15546444 19433055 25910740 28501814 38866110 42752721 57003628 71254535 77732220 85505442 142509070 171010884 213763605 285018140 427527210 855054420
• Sum of all divisors σ(n): 2659414464
• Sum of proper divisors (its aliquot sum) s(n): 1804360044
• 855054420 is an abundant number, because the sum of its proper divisors (1804360044) is greater than itself. Its abundance is 949305624

Bases of 855054420

• Binary: 110010111101110001100001010100₂
• Hexadecimal: 0x32F71854
• Base-36: E52S7O

Squares and roots of 855054420

• 855054420 squared (855054420²) is 731118061161536400
• 855054420 cubed (855054420³) is 625145729738002032810888000
• The square root of 855054420 is 29241.3135819853
• The cube root of 855054420 is 949.1421323033

Scales and comparisons

• 855,054,420 seconds is equal to 27 years, 9 weeks, 5 days, 11 hours, 7 minutes.
• To count from 1 to 855,054,420 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 855054420 cubic inches would be around 79.1 feet tall.

Recreational maths with 855054420

• 855054420 backwards is 024450558
• 855054420 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 855054420's digits is 33
• More coming soon!