8428472325

Names of 8428472325

• Cardinal: 8428472325 can be written as Eight billion, four hundred twenty-eight million, four hundred seventy-two thousand, three hundred twenty-five.

Scientific notation

• Scientific notation: 8.428472325 × 10⁹

Factors of 8428472325

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5740

Divisors of 8428472325

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 9 13 15 21 25 35 39 45 63 65 73 75 91 105 117 175 195 219 225 273 315 325 365 455 511 525 585 657 819 949 975 1095 1365 1533 1575 1825 2275 2555 2847 2925 3285 4095 4599 4745 5475 5639 6643 6825 7665 8541 12775 14235 16425 16917 19929 20475 22995 23725 28195 33215 38325 39473 42705 50751 59787 71175 73307 84585 99645 114975 118419 140975 166075 197365 213525 219921 253755 298935 355257 366535 411647 422925 498225 513149 592095 659763 986825 1099605 1234941 1268775 1494675 1539447 1776285 1832675 2058235 2565745 2881529 2960475 3298815 3704823 4618341 5351411 5498025 6174705 7697235 8644587 8881425 10291175 12828725 14407645 16054233 16494075 18524115 23091705 25933761 26757055 30873525 37459877 38486175 43222935 48162699 72038225 80271165 92620575 112379631 115458525 129668805 133785275 187299385 216114675 240813495 337138893 401355825 561898155 648344025 936496925 1204067475 1685694465 2809490775 8428472325
• Sum of all divisors σ(n): 18837960960
• Sum of proper divisors (its aliquot sum) s(n): 10409488635
• 8428472325 is an abundant number, because the sum of its proper divisors (10409488635) is greater than itself. Its abundance is 1981016310

Bases of 8428472325

• Binary: 111110110011000000100100000000101₂
• Hexadecimal: 0x1F6604805
• Base-36: 3VE3EV9

Squares and roots of 8428472325

• 8428472325 squared (8428472325²) is 71039145733290905625
• 8428472325 cubed (8428472325³) is 598751473804684229234499328125
• The square root of 8428472325 is 91806.7117644457
• The cube root of 8428472325 is 2035.0868828197

Scales and comparisons

• 8,428,472,325 seconds is equal to 267 years, 51 weeks, 6 days, 18 hours, 18 minutes, 45 seconds.
• To count from 1 to 8,428,472,325 would take you about five hundred thirty-five 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 8428472325 cubic inches would be around 169.6 feet tall.

Recreational maths with 8428472325

• 8428472325 backwards is 5232748248
• 8428472325 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8428472325's digits is 45
• More coming soon!